2015-2014الامتحان الشامل لمادة الفیزیاء للعام الدراسي

1. ‫ﺗﻮﻣﺎن‬ ‫ﻣﺤﻲ‬ ‫ﺳﻌﯿﺪ‬ ‫اﻟﻤﺪرس‬ ‫اﻋﺪاد‬
‫اﻟﺸﺎﻣﻞ‬ ‫اﻻﻣﺘﺤﺎن‬‫اﻟﻔﯿﺰﯾﺎء‬ ‫ﻟﻤﺎدة‬‫اﻟﺪراﺳﻲ‬ ‫ﻟﻠﻌﺎم‬2014–2015
‫اﻻﻋﺪادﯾﺔ‬ ‫اﻟﺪراﺳﺔ‬/‫اﻟﺴﺎدس‬‫اﻟﻌﻠﻤﻲ‬‫اﻟﻮﻗﺖ‬:٣‫ﺳﺎﻋﺎت‬
‫س‬1/A/‫ﺴﻌﺘﺎن‬‫ﻣﺘ‬)C1=6µF,C2=3µF(‫ﻣ‬ ‫ﺖ‬‫رﺑﻄ‬ ‫ﻢ‬‫ﺛ‬ ‫ﻀﮭﻤﺎ‬‫ﺑﻌ‬ ‫ﻊ‬‫ﻣ‬ ‫ﻮاﻟﻲ‬‫اﻟﺘ‬ ‫ﻰ‬‫ﻋﻠ‬ ‫ﺎ‬‫رﺑﻄﺘ‬‫ﺮق‬‫ﻓ‬ ‫ﺔ‬‫ﺑﻄﺎرﯾ‬ ‫ﻲ‬‫ﻗﻄﺒ‬ ‫ﯿﻦ‬‫ﺑ‬ ‫ﺎ‬‫ﺠﻤﻮﻋﺘﮭﻤ‬
‫ﺎ‬‫ﺑﯿﻨﮭﻤ‬ ‫اﻟﺠﮭﺪ‬)90V. (‫ﻊ‬‫ﻣ‬ ‫ﺎ‬‫رﺑﻄﮭﻤ‬ ‫ﺪ‬‫اﻋﯿ‬ ‫ﻢ‬‫ﺛ‬ ‫ﺔ‬‫ﺑﺎﻟﻄﺎﻗ‬ ‫ﯿﺎع‬‫ﺿ‬ ‫ﺪوث‬‫ﺣ‬ ‫دون‬ ‫ﺔ‬‫اﻟﺒﻄﺎرﯾ‬ ‫ﻦ‬‫وﻋ‬ ‫ﻀﮭﻤﺎ‬‫ﺑﻌ‬ ‫ﻦ‬‫ﻋ‬ ‫ﺴﻌﺘﺎن‬‫اﻟﻤﺘ‬ ‫ﺼﻠﺖ‬‫ﻓ‬ ‫ﺎذا‬‫ﻓ‬
‫؟‬ ‫ﻣﺘﺴﻌﺔ‬ ‫ﻛﻞ‬ ‫ﺻﻔﯿﺤﺘﻲ‬ ‫ﻣﻦ‬ ‫أي‬ ‫ﻓﻲ‬ ‫اﻟﻤﺨﺘﺰﻧﺔ‬ ‫اﻟﺸﺤﻨﺔ‬ ‫ﻣﻘﺪار‬ ‫ﻓﻤﺎ‬ ‫ﺑﻌﻀﮭﻤﺎ‬ ‫ﻣﻊ‬ ‫ﻟﻠﻤﺘﺴﻌﺘﯿﻦ‬ ‫اﻟﺸﺤﻨﺔ‬ ‫اﻟﻤﺘﻤﺎﺛﻠﺔ‬ ‫اﻟﺼﻔﺎﺋﺢ‬ ‫رﺑﻂ‬ ‫ﺑﻌﺪ‬ ‫ﺑﻌﺾ‬
B/‫اﺛ‬ ‫ﻋﻦ‬ ‫اﺟﺐ‬‫ﯾﺎﺗﻲ‬ ‫ﻣﻤﺎ‬ ‫ﻓﻘﻂ‬ ‫ﻨﯿﻦ‬:1(‫اﻟﺒﻠﻮري‬ ‫اﻟﺜﻨﺎﺋﻲ‬ ‫ﻋﻠﻰ‬ ‫اﻟﺤﺼﻮل‬ ‫ﯾﻤﻜﻦ‬ ‫ﻛﯿﻒ‬pn‫؟‬
2(‫ﻣﺎ‬‫وﻟﻤﺎذا؟‬ ‫ﻣﻨﺘﻈﻢ؟‬ ‫ﻣﻐﻨﺎطﯿﺴﻲ‬ ‫ﻣﺠﺎل‬ ‫ﻋﻠﻰ‬ ‫ﻋﻤﻮدﯾﺎ‬ ‫ﯾﺘﺤﺮك‬ ‫ﻋﻨﺪﻣﺎ‬ ‫ﻣﻮﺟﺒﺔ‬ ‫ﺑﺸﺤﻨﺔ‬ ‫اﻟﻤﺸﺤﻮن‬ ‫اﻟﺠﺴﯿﻢ‬ ‫ﯾﺘﺨﺬه‬ ‫اﻟﺬي‬ ‫اﻟﻤﺴﺎر‬ ‫ﺷﻜﻞ‬
3(‫و‬ ‫؟‬ ‫اﻟﻜﺘﺮوﻧﺎ‬ ‫ﺗﺒﻌﺚ‬ ‫ان‬ ‫ﻟﻠﻨﻮاة‬ ‫ﯾﻤﻜﻦ‬ ‫ﻓﻜﯿﻒ‬ ‫اﻻﻟﻜﺘﺮوﻧﺎت‬ ‫ﻋﻠﻰ‬ ‫ﺗﺤﺘﻮي‬ ‫ﻻ‬ ‫اﺳﺎﺳﺎ‬ ‫اﻟﻨﻮاة‬ ‫ان‬ ‫ﺑﻤﺎ‬‫ذﻟﻚ‬ ‫ﺿﺢ‬.
‫س‬2/A/‫ﻟﻔﺎﺗﮫ‬ ‫ﻋﺪد‬ ‫ﻣﻠﻒ‬300)(‫اﻟﻮاﺣﺪة‬ ‫اﻟﻠﻔﺔ‬ ‫وﻣﺴﺎﺣﺔ‬ ‫ﻟﻔﺔ‬)(10cm2
.‫اﻟﻤﻠﻒ‬ ‫ﯾﺨﺘﺮق‬ ‫اﻟﺬي‬ ‫اﻟﻤﻐﻨﺎطﯿﺴﻲ‬ ‫اﻟﻤﺠﺎل‬ ‫ﺗﻼﺷﻰ‬ ‫ﻓﺎذا‬‫ﻦ‬‫ﻣ‬
)0.5T(‫ﻰ‬ ‫اﻟ‬)‫ﺼﻔﺮ‬ ‫اﻟ‬(‫ﺪاره‬ ‫ﻣﻘ‬ ‫ﻦ‬ ‫زﻣ‬ ‫ﻼل‬ ‫ﺧ‬)(25msec‫ﺪاﺋﺮة‬ ‫اﻟ‬ ‫ﻲ‬ ‫ﻓ‬ ‫ﺎر‬ ‫اﻟﻤ‬ ‫ﺎر‬ ‫اﻟﺘﯿ‬ ‫ﺴﺐ‬ ‫اﺣ‬‫ﻲ‬ ‫طﺮﻓ‬ ‫ﯿﻦ‬ ‫ﺑ‬ ‫ﻮط‬ ‫ﻣﺮﺑ‬ ‫ﻒ‬ ‫اﻟﻤﻠ‬ ‫ﺎن‬ ‫ﻛ‬ ‫اذا‬
‫ﺪاﺋﺮ‬‫ﻟﻠ‬ ‫ﺔ‬‫اﻟﻜﻠﯿ‬ ‫ﺔ‬‫واﻟﻤﻘﺎوﻣ‬ ‫ﺎﻧﻮﻣﯿﺘﺮ‬‫ﻛﻠﻔ‬َ‫ة‬)60Ω(‫ﯿﺾ‬‫اﻟﻔ‬ ‫ﺔ‬‫ﻛﺜﺎﻓ‬ ‫ﮫ‬‫ﻣﺘﺠ‬ ‫ﻮازاة‬‫ﺑﻤ‬ ‫ﻒ‬‫اﻟﻤﻠ‬ ‫ﻦ‬‫ﻣ‬ ‫ﺪة‬‫اﻟﻮاﺣ‬ ‫ﺔ‬‫اﻟﻠﻔ‬ ‫ﺴﺎﺣﺔ‬‫ﻣ‬ ‫ﮫ‬‫ﻣﺘﺠ‬ ‫ﻮن‬‫ﯾﻜ‬ ‫ﺪﻣﺎ‬‫ﻋﻨ‬
‫اﻟﻤﻐﻨﺎطﯿﺴﻲ‬.
B/‫اوﻻ‬:‫ﯾﺎﺗﻲ‬ ‫ﻣﻤﺎ‬ ‫ﻓﻘﻂ‬ ‫ﻻﺛﻨﯿﻦ‬ ‫اﻻﻗﻮاس‬ ‫ﺑﯿﻦ‬ ‫ﻣﻦ‬ ‫اﻟﺼﺤﯿﺤﺔ‬ ‫اﻻﺟﺎﺑﺔ‬ ‫اﺧﺘﺮ‬:)٦‫درﺟﺎت‬(
1-‫اﻟﺤﺎﻟﺔ‬ ‫ﻓﻲ‬ ‫اﻟﻔﻌﺎل‬ ‫اﻟﻮﺳﻂ‬ ‫ﯾﻜﻮن‬ ‫ﻋﻨﺪﻣﺎ‬ ‫اﻟﻜﮭﺮﺑﺎﺋﻲ‬ ‫اﻟﻀﺦ‬ ‫ﻋﻤﻠﯿﺔ‬ ‫اﺳﺘﻌﻤﺎل‬ ‫ﯾﻤﻜﻦ‬:
)a-‫اﻟﺼﻠﺒﺔ‬b-‫اﻟﻐﺎزﯾﺔ‬c-‫اﻟﺴﺎﺋﻠﺔ‬d-‫ﻓﻌﺎل‬ ‫وﺳﻂ‬ ‫أي‬(
2-‫ﺟﺴﯿﻤﯿﺎ‬ ‫ﺳﻠﻮﻛﺎ‬ ‫ﻟﻠﻀﻮء‬ ‫ان‬ ‫ﺗﺆﻛﺪ‬ ‫اﻟﺘﻲ‬ ‫اﻻدﻟﺔ‬ ‫اﺣﺪ‬ ‫ﺗﻌﺪ‬ ‫اﻟﺘﺎﻟﯿﺔ‬ ‫اﻟﻈﻮاھﺮ‬ ‫اﺣﺪى‬:
)a-‫اﻟﺤﯿﻮد‬b-‫اﻻﺳﺘﻘﻄﺎب‬c-‫اﻟﻜﮭﺮوﺿﻮﺋﯿﺔ‬ ‫اﻟﻈﺎھﺮة‬d-‫اﻟﺘﺪاﺧﻞ‬(
3-‫ا‬ ‫ﻣﻦ‬ ‫اﻟﻄﺎﻗﺔ‬ ‫ﻣﺼﺪر‬ ‫ﻋﻠﻰ‬ ‫ﻓﯿﮭﺎ‬ ‫ﯾﻌﺘﻤﺪ‬ ‫اﻟﺘﻲ‬ ‫اﻟﻨﺎﺋﻲ‬ ‫اﻟﺘﺤﺴﺲ‬ ‫ﺻﻮر‬‫ﺗﺴﻤﻰ‬ ‫ﻧﻔﺴﮫ‬ ‫ﻟﻘﻤﺮ‬:
)a-‫ﻧﺸﻄﺔ‬ ‫ﻏﯿﺮ‬ ‫ﺻﻮرة‬b-‫ﻧﺸﻄﺔ‬ ‫ﺻﻮرة‬c-‫ﻧﻔﺴﮫ‬ ‫اﻟﮭﺪف‬ ‫ﻣﻦ‬ ‫اﻟﻤﻨﺒﻌﺚ‬ ‫اﻻﺷﻌﺎع‬ ‫ﺻﻮر‬(
‫ﺛﺎﻧﯿﺎ‬:‫ﯾﺎﺗﻲ‬ ‫ﻋﻤﺎ‬ ‫اﺟﺐ‬) :٤‫درﺟﺎت‬(1(‫اﻟﺘﻠﻘﺎﺋﻲ‬ ‫اﻟﻤﻮﺟﺒﺔ‬ ‫ﺑﯿﺘﺎ‬ ‫اﻧﺤﻼل‬ ‫ﻓﻲ‬ ‫اﻟﺒﻮزﺗﺮون‬ ‫ﯾﺮاﻓﻖ‬ ‫اﻟﺬي‬ ‫اﻟﺠﺴﯿﻢ‬ ‫ﻣﺎ‬.
2(‫اﻟﻌﻼﻗﺔ‬ ‫ﻣﺎ‬‫ﻟﮫ‬ ‫اﻟﻤﺼﺎﺣﺐ‬ ‫اﻟﻤﻮﺟﻲ‬ ‫واﻟﻄﻮل‬ ‫اﻟﻔﻮﺗﻮن‬ ‫زﺧﻢ‬ ‫ﺑﯿﻦ‬ ‫اﻟﺮﯾﺎﺿﯿﺔ‬.
‫س‬3/A/‫ﻲ‬‫اﻻرﺿ‬ ‫ﺴﺘﻮي‬‫اﻟﻤ‬ ‫ذرات‬ ‫ﺪد‬‫ﻋ‬ ‫ﺎن‬‫ﻛ‬ ‫اذا‬ ‫ﺔ‬‫اﻟﻐﺮﻓ‬ ‫ﺮارة‬‫ﺣ‬ ‫درﺟﺔ‬ ‫ﻓﻲ‬ ‫اﻻﻋﻠﻰ‬ ‫اﻟﻄﺎﻗﺔ‬ ‫ﻣﺴﺘﻮي‬ ‫ﻓﻲ‬ ‫اﻟﺬرات‬ ‫ﻋﺪد‬ ‫اﺣﺴﺐ‬500
‫ذرة‬.
B/‫؟‬ ‫اﻟﺴﺒﺐ‬ ‫ﻣﺎ‬)‫اﺛﻨﯿﻦ‬ ‫ﻋﻦ‬ ‫اﻻﺟﺎﺑﺔ‬‫ﻓﻘﻂ‬(
1(‫؟‬ ‫اﻟﺮﻗﯿﻖ‬ ‫ﻟﻠﻐﺸﺎء‬ ‫اﻻﻣﺎﻣﻲ‬ ‫اﻟﺴﻄﺢ‬ ‫ﻋﻦ‬ ‫اﻟﻤﻨﻌﻜﺴﺔ‬ ‫اﻟﻤﻮﺟﺎت‬ ‫طﻮر‬ ‫اﻧﻘﻼب‬ ‫ﻓﻲ‬
2(‫زﯾﺎدة‬ ‫ﻓﻲ‬‫ﻟ‬ ‫اﻟﻤﻜﺎﻓﺌﺔ‬ ‫اﻟﺴﻌﺔ‬‫اﻟﺘﻮازي‬ ‫ﻋﻠﻰ‬ ‫ﻣﺮﺑﻮطﺔ‬ ‫ﻣﺘﺴﻌﺎت‬ ‫ﻤﺠﻤﻮﻋﺔ‬‫؟‬
3(‫؟‬ ‫اﺛﺎرة‬ ‫اﻟﻔﯿﺰﯾﺎﺋﯿﺔ‬ ‫اﻟﻨﻈﺮﯾﺎت‬ ‫اﻛﺜﺮ‬ ‫ﻣﻦ‬ ‫ھﻲ‬ ‫اﻟﺨﺎﺻﺔ‬ ‫اﻟﻨﺴﺒﯿﺔ‬ ‫اﻟﻨﻈﺮﯾﺔ‬ ‫ﻛﻮن‬ ‫ﻓﻲ‬
‫س‬4/A/‫ﻣﺘﻨﺎوب‬ ‫ﺗﯿﺎر‬ ‫داﺋﺮة‬‫اﻟﺮﺑﻂ‬ ‫ﻣﺘﻮاﻟﯿﺔ‬‫ﺻﺮف‬ ‫ﻣﻘﺎوﻣﺔ‬ ‫ﺗﺤﺘﻮي‬)40Ω(‫وﻣﺤﺚ‬‫ﺻﺮف‬‫ﺬاﺗﻲ‬‫اﻟ‬ ‫ﮫ‬‫ﺣﺜ‬ ‫ﻣﻌﺎﻣﻞ‬)0.4H(‫ﺴﻌﺔ‬‫وﻣﺘ‬
‫ﺰاوي‬‫اﻟ‬ ‫ﺮدده‬‫ﺗ‬ ‫ﺔ‬‫اﻟﻤﺘﻨﺎوﺑ‬ ‫ﺔ‬‫ﻟﻠﻔﻮﻟﻄﯿ‬ ‫ﺼﺪر‬‫وﻣ‬ ‫ﺮف‬‫ﺻ‬ ‫ﻌﺔ‬‫ﺳ‬ ‫ذات‬)(200rad/sec‫ﮫ‬‫ﻗﻄﺒﯿ‬ ‫ﯿﻦ‬‫ﺑ‬ ‫ﺪ‬‫اﻟﺠﮭ‬ ‫ﺮق‬‫وﻓ‬)V2200(‫ﺎن‬‫وﻛ‬
‫طﻮر‬ ‫ﻓﺮق‬ ‫ﺑﺰاوﯾﺔ‬ ‫ﻟﻠﺘﯿﺎر‬ ‫اﻟﻄﻮر‬ ‫ﻣﺘﺠﮫ‬ ‫ﯾﺴﺒﻖ‬ ‫ﻟﻠﻔﻮﻟﻄﯿﺔ‬ ‫اﻟﻄﻮر‬ ‫ﻣﺘﺠﮫ‬45º‫اﺣﺴﺐ‬:
1-‫اﻟﺪاﺋﺮة‬ ‫ﻓﻲ‬ ‫اﻟﺘﯿﺎر‬.2-‫اﻟﻤﺘﺴﻌﺔ‬ ‫ﺳﻌﺔ‬.3-‫اﻟﻈﺎھﺮﯾﺔ‬ ‫واﻟﻘﺪرة‬ ‫اﻟﺤﻘﯿﻘﯿﺔ‬ ‫اﻟﻘﺪرة‬.
B/‫ﯾﺎﺗﻲ‬ ‫ﻣﻤﺎ‬ ‫ﻓﻘﻂ‬ ‫اﺛﻨﯿﻦ‬ ‫ﻋﻦ‬ ‫اﺟﺐ‬:1(‫اﻟﻐ‬ ‫ﻣﺎ‬‫اﻟﺮادار‬ ‫ﻣﻦ‬ ‫ﺮض‬‫اﻧﻌﻜﺎﺳﮭﺎ؟‬ ‫ﺑﻌﺪ‬ ‫اﻟﻤﻮﺟﺎت‬ ‫واﯾﺎب‬ ‫ذھﺎب‬ ‫زﻣﻦ‬ ‫ﯾﺪل‬ ‫وﻋﻼم‬ ‫؟‬َ
2(‫ﻣ‬‫؟‬ ‫واﻟﻤﯿﺰر‬ ‫اﻟﻠﯿﺰر‬ ‫ﺑﯿﻦ‬ ‫اﻟﻔﺮق‬ ‫ﺎ‬3(‫ادﻧﻰ‬ ‫ﻋﻠﻰ‬ ‫اﻟﺤﺼﻮل‬ ‫ﯾﻤﻜﻦ‬ ‫ﻣﺘﻰ‬‫ﻻدﻗﺔ‬‫او‬ ‫اﻟﻤﻮﺿﻊ‬ ‫ﻗﯿﺎس‬ ‫ﻓﻲ‬‫؟‬ ‫ﻟﺠﺴﯿﻢ‬ ‫اﻟﺰﺧﻢ‬ ‫ﻗﯿﺎس‬
‫س‬5/A/‫ﻀﺎﺋﯿﺔ‬‫ﻓ‬ ‫ﺔ‬‫ﻣﺮﻛﺒ‬ ‫ﻮل‬‫ط‬ ‫ﺎن‬‫ﻛ‬ ‫اذا‬25m‫و‬ ‫اﻻرض‬ ‫ﻄﺢ‬‫ﺳ‬ ‫ﻰ‬‫ﻋﻠ‬ ‫ﺎﻛﻨﺔ‬‫ﺳ‬ ‫ﻮن‬‫ﺗﻜ‬ ‫ﺪﻣﺎ‬‫ﻋﻨ‬15m‫ﺴﺒﺔ‬‫ﺑﺎﻟﻨ‬ ‫ﺴﺮﻋﺔ‬‫ﺑ‬ ‫ﺎ‬‫ﻣﺮورھ‬ ‫ﺪ‬‫ﻋﻨ‬
‫؟‬ ‫اﻟﻤﺮﻛﺒﺔ‬ ‫ھﺬه‬ ‫ﺳﺮﻋﺔ‬ ‫ﻓﻤﺎ‬ ‫اﻻرض‬ ‫ﺳﻄﺢ‬ ‫ﻋﻠﻰ‬ ‫ﺳﺎﻛﻦ‬ ‫ﻟﺮاﺻﺪ‬
B/‫؟‬ ‫ﯾﻌﺘﻤﺪ‬ ‫ﻋﻼم‬)‫اﺛﻨﯿﻦ‬ ‫ﻋﻦ‬ ‫اﻻﺟﺎﺑﺔ‬(1(‫اﻟﺒﻠﻮري‬ ‫اﻟﺜﻨﺎﺋﻲ‬ ‫داﺋﺮة‬ ‫ﻓﻲ‬ ‫اﻟﻤﻨﺴﺎب‬ ‫اﻟﺘﯿﺎر‬pn‫اﻟﻤﺘﺤﺴ‬‫؟‬ ‫ﻟﻠﻀﻮء‬ ‫ﺲ‬
2(‫ﺻﺮف‬ ‫ﺳﻌﺔ‬ ‫ذات‬ ‫وﻣﺘﺴﻌﺔ‬ ‫ﺻﺮف‬ ‫وﻣﺤﺚ‬ ‫ﺻﺮف‬ ‫ﻣﻘﺎوﻣﺔ‬ ‫ﺗﺤﺘﻮي‬ ‫اﻟﺮﺑﻂ‬ ‫ﻣﺘﻮاﻟﯿﺔ‬ ‫ﻣﺘﻨﺎوب‬ ‫ﺗﯿﺎر‬ ‫داﺋﺮة‬ ‫ﻓﻲ‬ ‫اﻟﻨﻮﻋﯿﺔ‬ ‫ﻋﺎﻣﻞ‬
3(‫؟‬ ‫اﻟﮭﻮاء‬ ‫ﻓﻲ‬ ‫ﻣﻠﻔﯿﻦ‬ ‫ﺑﯿﻦ‬ ‫اﻟﻤﺘﺒﺎدل‬ ‫اﻟﺤﺚ‬ ‫ﻣﻌﺎﻣﻞ‬
‫س‬6/A/‫اﻟﻀﻮء‬ ‫ﺣﯿﻮد‬ ‫ظﺎھﺮة‬ ‫ﻓﯿﮫ‬ ‫ﺗﻮﺿﺢ‬ ‫ﻧﺸﺎطﺎ‬ ‫اﺷﺮح‬.
B/‫ﯾﺎﺗﻲ‬ ‫ﻣﻤﺎ‬ ‫ﻓﻘﻂ‬ ‫اﺛﻨﯿﻦ‬ ‫ﻋﻦ‬ ‫اﺟﺐ‬:
1(‫اﻟﻤﺘﻮا‬ ‫اﻟﺼﻔﯿﺤﺘﯿﻦ‬ ‫ذات‬ ‫ﻣﺘﺴﻌﺔ‬‫ﻮح‬‫ﻟ‬ ‫ﻞ‬‫ادﺧ‬ ‫ﻓﺎذا‬ ، ‫ﻋﻨﮭﺎ‬ ‫ﻓﺼﻠﺖ‬ ‫ﺛﻢ‬ ‫ﺑﻄﺎرﯾﺔ‬ ‫ﺑﻮﺳﺎطﺔ‬ ‫ﺷﺤﻨﺖ‬ ، ‫ﺻﻔﯿﺤﺘﯿﮭﺎ‬ ‫ﺑﯿﻦ‬ ‫ﻋﺎزل‬ ‫اﻟﮭﻮاء‬ ‫زﯾﺘﯿﻦ‬
‫ﮫ‬‫ﻋﺰﻟ‬ ‫ﺖ‬‫ﺛﺎﺑ‬ ‫ﺎ‬‫ﻛﮭﺮﺑﺎﺋﯿ‬ ‫ﺎزل‬‫ﻋ‬)k=2(‫ﺎل‬ ‫اﻟﻤﺠ‬ ‫ﻲ‬‫ﻓ‬ ‫ﺔ‬‫اﻟﻤﺨﺘﺰﻧ‬ ‫ﺔ‬‫واﻟﻄﺎﻗ‬ ‫ﺎﺋﻲ‬‫اﻟﻜﮭﺮﺑ‬ ‫ﺎل‬‫اﻟﻤﺠ‬ ‫ﻦ‬‫ﻣ‬ ‫ﻞ‬‫ﻟﻜ‬ ‫ﺼﻞ‬‫ﯾﺤ‬ ‫ﺎذا‬‫ﻣ‬ ، ‫ﻔﯿﺤﺘﯿﮭﺎ‬‫ﺻ‬ ‫ﯿﻦ‬‫ﺑ‬
‫ﺻﻔﯿﺤﺘﯿﮭﺎ‬ ‫ﺑﯿﻦ‬ ‫اﻟﻜﮭﺮﺑﺎﺋﻲ‬)‫اﻟﺴﺒﺐ‬ ‫ذﻛﺮ‬ ‫ﻣﻊ‬.(
2(‫واﻟﻤ‬ ‫ﺑﻼﻧﻚ‬ ‫اﻟﻌﺎﻟﻢ‬ ‫اﻗﺘﺮاح‬ ‫ﻣﺎ‬‫؟‬ ‫اﻻﺳﻮد‬ ‫ﻟﻠﺠﺴﻢ‬ ‫ﺑﺎﻟﻨﺴﺒﺔ‬ ‫اﻟﻄﺎﻗﺔ‬ ‫واﻣﺘﺼﺎص‬ ‫ﺑﺎﺷﻌﺎع‬ ‫ﺘﻌﻠﻖ‬
3(‫ﺑﺎﻻوم‬ ‫ﺗﻘﺎس‬ ‫اﻟﺴﻌﺔ‬ ‫رادة‬ ‫ان‬ ‫اﺛﺒﺖ‬.