السلامة الصناعية آلات كهربائية

1. ‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬
‫א‬‫א‬‫א‬
…‚jÖ]æ<ËÖ]<Üé×Ãj×Ö<íÚ^ÃÖ]<퉉ö¹]ã¹]<gè
‫א‬‫א‬‫א‬‫א‬
٢٣٢٢٣٢

2. ‫א‬٢٣٢‫א‬
‫א‬‫א‬‫א‬
،،‫א‬‫א‬،‫א‬W

‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬ ‫א‬ ‫א‬ ‫א‬ ‫א‬   ‫א‬ ‫א‬  ،‫א‬   
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬K

‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬،‫א‬‫א‬‫א‬
‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
      ‫א‬  ‫א‬   ،‫א‬  
‫א‬‫א‬،‫א‬‫א‬K

 ‫א‬ ‫א‬   ?‫א‬ ‫א‬ ?  ? ‫א‬ ?
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K

‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
،‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬K

‫א‬‫א‬‫א‬‫א‬W
‫א‬K

‫א‬‫א‬‫א‬‫א‬

3. ‫א‬٢٣٢
‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬

‫א‬‫א‬،‫א‬‫א‬K
‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K
‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K،
K
‫א‬‫א‬‫א‬‫א‬K‫א‬،‫א‬
،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
  ‫א‬ ‫א‬   K‫א‬ ‫א‬ ‫א‬‫א‬  ‫א‬‫א‬  
‫א‬‫א‬K
‫א‬   ‫א‬‫א‬  ‫א‬ ‫א‬‫א‬  ‫א‬  ، ‫א‬
‫א‬‫א‬K‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬ ‫א‬   ‫א‬   ‫א‬ ‫א‬  ‫א‬ ‫א‬‫א‬
‫א‬K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K





4. ‫א‬٢٣٢
‫א‬‫א‬‫א‬
J‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬K
‫א‬‫א‬W
،‫א‬W
١J‫א‬‫א‬‫א‬K
٢J‫א‬‫א‬‫א‬‫א‬
٣J‫א‬‫א‬K
٤J‫א‬‫א‬‫א‬
٥J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
٦J‫א‬‫א‬‫א‬
٧J‫א‬‫א‬
٨J‫א‬‫א‬
٩J‫א‬‫א‬‫א‬
١٠J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K
١١J‫א‬‫א‬‫א‬‫א‬‫א‬K
١٢J‫א‬K
١٣J‫א‬‫א‬K
١٤J‫א‬‫א‬‫א‬K
‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬٨٠K٪
‫א‬‫א‬W‫א‬‫א‬
‫א‬‫א‬W،‫א‬‫א‬،
١J‫א‬‫א‬‫א‬K
‫א‬‫א‬W‫א‬‫א‬‫א‬،‫א‬K

5. ‫א‬٢٣٢
‫א‬‫א‬‫א‬
‫א‬‫א‬W
١J‫א‬‫א‬‫א‬‫א‬‫א‬
K‫א‬
٢J‫א‬‫א‬K
‫א‬W
٣J‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬W
٤J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
٥J‫א‬_‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬W‫א‬
٦J‫א‬‫א‬J‫א‬J
‫א‬‫א‬K
٧JGUIDE TO ELECTRICAL
SAFETY AT WORK
JOHN WHITFIELD


6. ‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
ã¹]<gè…‚jÖ]æ<ËÖ]<Üé×Ãj×Ö<íÚ^ÃÖ]<퉉ö¹]
‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
١

7. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١-
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬

١K‫א‬٢
٢K‫א‬٢
٣K‫א‬‫א‬٢
٤K‫א‬‫א‬‫א‬٣
٥K‫א‬‫א‬‫א‬٣
٦K‫א‬٤
٧K‫א‬‫א‬‫א‬٤
٨K‫א‬٤
٩K‫א‬‫א‬‫א‬‫א‬٥
١٠K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬٦
١١K‫א‬‫א‬٦


8. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٢-
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬K
‫א‬W
W
١J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬K
٢J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬K
٣J‫א‬‫א‬‫א‬،‫א‬K
‫א‬‫א‬
١J‫א‬W‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬،‫א‬‫א‬‫א‬K
٢J‫א‬‫א‬W‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬‫א‬K
٣J‫א‬W‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K

9. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٣-
‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬W
١J‫א‬‫א‬W‫א‬‫א‬‫א‬‫א‬K
٢J‫א‬‫א‬W‫א‬،
‫א‬K
٣J‫א‬‫א‬W‫א‬‫א‬‫א‬‫א‬
K
٤J‫א‬‫א‬‫א‬W‫א‬‫א‬‫א‬K
٥J‫א‬‫א‬W‫א‬‫א‬‫א‬
‫א‬‫א‬K
١J‫א‬‫א‬‫א‬‫א‬
J‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬K
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬
J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K
J‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬K

10. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٤-
J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬K
٢J‫א‬W
‫א‬J‫א‬‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
K
J‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬K
J‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬K
٣J‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
٤J‫א‬W
١J‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬K
‫א‬‫א‬‫א‬‫א‬F‫א‬‫א‬‫א‬‫א‬E‫א‬‫א‬‫א‬
‫א‬K
J‫א‬W
‫א‬،
‫א‬‫א‬‫א‬‫א‬K


11. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٥-
J‫א‬‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬W
١J‫א‬‫א‬‫א‬‫א‬‫א‬F‫א‬‫א‬‫א‬
‫א‬EK
٢J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
٢٥٠K
٣J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K
J‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬٦٠٠‫א‬‫א‬
‫א‬‫א‬‫א‬،
‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬K
٥J‫א‬‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
‫א‬٩٠‫א‬٢‫א‬K
٦J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬W
‫א‬J‫א‬٦٠٠١٥٠٠٠‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬،‫א‬‫א‬W‫א‬‫א‬‫א‬W
‫א‬‫א‬J‫א‬J‫א‬‫א‬‫א‬–‫א‬‫א‬–
‫א‬J‫א‬‫א‬–‫א‬‫א‬‫א‬J‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬K

12. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٦-
J‫א‬‫א‬١٥٠٠٠‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬،
‫א‬‫א‬K
‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K
٧J‫א‬‫א‬W
‫א‬J‫א‬W
‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬J‫א‬J‫א‬J‫א‬JJ
،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K
J‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬K

13. ‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
ã¹]<gè…‚jÖ]æ<ËÖ]<Üé×Ãj×Ö<íÚ^ÃÖ]<퉉ö¹]
‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
٢

14. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٧-
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬

‫א‬‫א‬
١J‫א‬‫א‬٨
٢J‫א‬،‫א‬‫א‬‫א‬٨
٣J‫א‬‫א‬٨
٤J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬٨
٥J‫א‬‫א‬٨

‫א‬‫א‬‫א‬W
١J‫א‬٩
٢J‫א‬‫א‬٩
٣J‫א‬‫א‬‫א‬‫א‬١٠
٤J‫א‬‫א‬١١
٥J‫א‬‫א‬١١
٦J‫א‬W١١
٧J‫א‬‫א‬‫א‬‫א‬١٢

‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
١J١٣
٢J‫א‬١٣
٣J‫א‬،١٤
٤J‫א‬١٥
٥J‫א‬١٦

15. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-٨-
‫א‬‫א‬‫א‬
١J‫א‬‫א‬١٧
٢J‫א‬‫א‬١٧
٣J‫א‬‫א‬‫א‬١٧
٤J‫א‬‫א‬١٧
٥J‫א‬‫א‬١٧
٦J‫א‬‫א‬١٨
٧J‫א‬١٨
٨J‫א‬‫א‬‫א‬١٨
٩J‫א‬‫א‬١٩

‫א‬‫א‬
١J‫א‬،‫א‬‫א‬٢٠
٢J‫א‬‫א‬٢٠
٣J‫א‬‫א‬٢٠
٤J‫א‬W‫א‬٢٢
٥J‫א‬‫א‬٢٣

16. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
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‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬،
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
،‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬،
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K
١J‫א‬‫א‬
‫א‬‫א‬W
،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
،،‫א‬‫א‬K‫א‬‫א‬K
J‫א‬،‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬FW‫א‬‫א‬
‫א‬‫א‬‫א‬KKKKKK‫א‬‫א‬‫א‬‫א‬
‫א‬KE
J‫א‬‫א‬W
،‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬
،‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬K
J‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬W
،‫א‬‫א‬،‫א‬‫א‬F‫א‬KE
،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K
J‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬،‫א‬،‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،K

17. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
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٢J‫א‬‫א‬‫א‬W
J‫א‬
،،‫א‬،‫א‬‫א‬K
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬KKKKKK‫א‬K
،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
،‫א‬‫א‬K
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬،‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K
J‫א‬‫א‬W
،‫א‬،‫א‬،‫א‬
F‫א‬‫א‬،‫א‬،‫א‬E‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
K
،‫א‬،‫א‬‫א‬‫א‬‫א‬،
‫א‬،‫א‬‫א‬‫א‬K‫א‬
،‫א‬‫א‬KFKE
،‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬،‫א‬‫א‬،‫א‬‫א‬KK
‫א‬،‫א‬٢٠
٣٠٠٠١٠٠٠٠٠،‫א‬‫א‬
‫א‬ ‫א‬  ،‫א‬ ‫א‬‫א‬ ،‫א‬ ‫א‬‫א‬ K   ‫א‬  
‫א‬‫א‬‫א‬،‫א‬K‫א‬‫א‬،
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬K
‫א‬،‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬F٣٠٠J٥٠٠KE

18. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١١-
J‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬
‫א‬٦٠K٥‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬K
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬K
‫א‬‫א‬،‫א‬‫א‬K

‫א‬F
E
‫א‬‫א‬
١J
١J٨J‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
‫א‬K
٨J١٥J‫א‬‫א‬‫א‬‫א‬
‫א‬،‫א‬K
١٥J٢٠J،‫א‬‫א‬‫א‬،‫א‬
K
٢٠J٥٠J‫א‬،‫א‬‫א‬
‫א‬‫א‬،‫א‬K
٥٠–١٠٠J،‫א‬‫א‬
‫א‬‫א‬K
١٠٠–٢٠٠J‫א‬‫א‬،‫א‬‫א‬
K
٢٠٠J،‫א‬K


19. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٢-
٨٠–٩٠١–٣،‫א‬‫א‬‫א‬
٠{١‫א‬‫א‬‫א‬‫א‬K

J‫א‬‫א‬W
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬،‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
،‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬K‫א‬‫א‬‫א‬
F١٠E‫א‬،‫א‬
،K
J‫א‬‫א‬W
‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬١٢–١٥‫א‬‫א‬K
‫א‬‫א‬‫א‬F٤٠–٥٠EKK
J‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬٦٠‫א‬
‫א‬٢٥٠٣٠٠K‫א‬‫א‬‫א‬،F
E‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
٥٠٦٠K‫א‬‫א‬‫א‬‫א‬
‫א‬٤٥٠٥٠٠F‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬KE
‫א‬‫א‬‫א‬‫א‬‫א‬K
‫א‬،‫א‬‫א‬،‫א‬‫א‬
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬

20. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٣-
،‫א‬،‫א‬‫א‬‫א‬،‫א‬K
‫א‬،‫א‬‫א‬‫א‬‫א‬K
‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬
٤٠٦٠K،‫א‬،‫א‬‫א‬‫א‬‫א‬
،‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬K
‫א‬٦٠‫א‬‫א‬K
J‫א‬‫א‬‫א‬‫א‬
،‫א‬‫א‬W
F١E–
F٢E–
F٣E–
F٤E–،–‫א‬K
‫א‬‫א‬–‫א‬‫א‬‫א‬،
F‫א‬‫א‬‫א‬‫א‬E‫א‬‫א‬٦{٧٪
–٣{٧٪،٣{٢٪،٠{٤K٪
F١E

21. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٤-
٣J‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
١J‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬W
JW
F‫א‬٤E‫א‬‫א‬K‫א‬‫א‬
‫א‬،‫א‬‫א‬WI h =√ ٣ U / Rh


F٤E



J‫א‬W
‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬FK‫א‬٥KE
‫א‬‫א‬،‫א‬‫א‬،‫א‬‫א‬‫א‬
‫א‬،‫א‬‫א‬FK‫א‬٦KE
F٥EF٦E

22. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٥-
J‫א‬،W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬F‫א‬E،
‫א‬‫א‬‫א‬،KKKKKKKKKKKKKKK‫א‬‫א‬‫א‬‫א‬،‫א‬
،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬FK٧E







‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬KF٨E









F٨E

23. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٦-
J‫א‬،‫א‬W
‫א‬W
‫א‬،‫א‬‫א‬‫א‬
= Ih . RhUt
Ih‫א‬‫א‬‫א‬Rh‫א‬K
F‫א‬٩E،‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬K









F٩E

24. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٧-
‫א‬W
،‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬،‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬،K
‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬F‫א‬
‫א‬E‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬
‫א‬،‫א‬‫א‬‫א‬‫א‬K
،‫א‬‫א‬،،
‫א‬،‫א‬‫א‬،‫א‬‫א‬
‫א‬K
،‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬
١٨٠،‫א‬٦٠،
‫א‬‫א‬٧٠‫א‬‫א‬،٢٩‫א‬،٢٢‫א‬‫א‬،١٧‫א‬KK
F‫א‬١٠E

25. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
-١٨-
٤J‫א‬‫א‬‫א‬W
‫א‬‫א‬W
F١E‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬K
‫א‬‫א‬‫א‬،‫א‬‫א‬K‫א‬
‫א‬،‫א‬‫א‬‫א‬،‫א‬‫א‬،
‫א‬‫א‬‫א‬،‫א‬،‫א‬
‫א‬‫א‬K‫א‬W
J‫א‬‫א‬W
،‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬W
J‫א‬‫א‬‫א‬W
‫א‬‫א‬،‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬١‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬K
J‫א‬‫א‬W
‫א‬‫א‬،‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬٢٢٠–٣٨٠،‫א‬
‫א‬‫א‬‫א‬‫א‬K
J‫א‬‫א‬W
‫א‬‫א‬،‫א‬‫א‬‫א‬،‫א‬
‫א‬‫א‬‫א‬‫א‬١‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬،‫א‬K‫א‬‫א‬‫א‬F‫א‬E‫א‬K

26. ‫א‬٢٣٢‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
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_‫א‬‫א‬W
‫א‬،‫א‬،
K‫א‬،‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬،K
‫א‬‫א‬٢٠٪‫א‬‫א‬K
_‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬J
،‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬J‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬،‫א‬،‫א‬
‫א‬K‫א‬‫א‬،‫א‬‫א‬K
‫א‬‫א‬١٠٪‫א‬‫א‬K
J‫א‬‫א‬‫א‬W
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬K
‫א‬،‫א‬‫א‬‫א‬‫א‬،‫א‬K
‫א‬‫א‬‫א‬٣٪‫א‬‫א‬K