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--:22/03/2013:1
––:، ،.:
**********************************************************************************
●‫ا‬ ‫ا‬ ‫ا‬:
-‫ا‬ ‫ا‬ ‫ث‬ ‫أو‬ ‫ي‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫دة‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫ث‬)، ‫ر‬ ‫اﻥ‬
،( .......‫ث‬ ‫ﺡ‬ ‫أﻥ‬ ‫ل‬ ‫ﻥ‬ ، ‫ي‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫ث‬ ‫أو‬ ، ‫ﻥ‬ ‫ا‬ ‫ى‬ ‫ا‬
‫دة‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫ا‬.
-‫ﺏـ‬ ‫ا‬ ‫ا‬Ei‫ل‬ ‫ا‬ ‫وﺡ‬ ‫و‬.
-‫آ‬ ‫ا‬ ‫ا‬:
▪‫ﺏـ‬ ‫را‬ ‫ﺡ‬ ‫آ‬Eth.
▪‫ا‬ ‫ﺏ‬ ‫آ‬–‫ا‬.
●‫اري‬ ‫ا‬ ‫ا‬ ‫رة‬‫ارة‬ ‫ا‬ ‫در‬ ‫ﺡ‬:
-‫ار‬ ‫إذا‬)‫اﻥ‬ ‫أو‬(‫اآ‬ ‫ﺡ‬ ‫ا‬ ‫ن‬ ، ‫ﺝ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬)‫ت‬ ‫أو‬(‫اري‬ ‫ﺡ‬ ‫ﺏ‬Q،
‫ﺏ‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ار‬:
Q = mc (θf – θi ) = C (θf – θi)
Q:‫ا‬ ‫ار‬‫راي‬ ‫ا‬)J. (
m:‫دة‬ ‫ا‬ ‫آ‬)kg(
θi:‫ا‬ ‫ﺏ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬)0
C. (
θf:‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬)0
C. (
c:‫دة‬ ‫ا‬ ‫ار‬ ‫ا‬ ‫ا‬)J/(kg .0
C)(‫أو‬J/(kg .0
K). (
C = mc:‫ووﺡ‬ ‫دة‬ ‫ار‬ ‫ا‬ ‫ا‬J/(0
C)(‫أو‬J/(kg .0
K). (
-‫ﻥ‬ ‫آ‬ ‫إذا‬‫ا‬ ‫ﺏ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫أآ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬)θf > θi(‫ن‬Q > 0‫أن‬ ‫ا‬ ‫ه‬ ‫و‬
‫ار‬ ‫ﺡ‬ ‫درﺝ‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫ا‬.
-‫ا‬ ‫ﺏ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫أ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫ﻥ‬ ‫آ‬ ‫إذا‬)θf < θi(‫ن‬Q < 0‫ا‬ ‫ه‬ ‫و‬‫أن‬
‫ار‬ ‫ﺡ‬ ‫درﺝ‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫م‬ ‫ا‬.
-‫را‬ ‫ا‬ ‫ا‬ ‫ف‬C‫آ‬ ‫اد‬ ‫ة‬ ‫ن‬m1 , m2 , m3 , …… mn‫ا‬ ‫ار‬ ‫ا‬ ‫ﺱ‬ ‫و‬
c1 , c2 , c3 , …… , cn‫أي‬ ‫اد‬ ‫ا‬ ‫ه‬ ‫ار‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ع‬ ‫ﻥ‬ ‫ﺏ‬:
-
:
06
‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬
‫ا‬:‫م‬
‫ر‬ ، ‫ت‬ ‫ر‬
www.sites.google.com/site/faresfergani
‫ر‬:22/03/2013
--:22/03/2013:2
––:، ،.:
C = C1 + C2 + C3 + ……… + Cn
‫أن‬ ‫ﺡ‬ ‫و‬C = mc‫ن‬:
C = m1c1 + m2c2 + m3c3 + ....... + mncn
●‫ار‬ ‫ا‬ ‫ا‬‫ا‬‫اد‬ ‫ا‬:
‫ا‬‫دة‬ ‫ا‬C J/(kg.K)
‫م‬ ‫ا‬)Al(890
‫س‬ ‫ا‬)Cu(380
‫ا‬2090
‫ا‬
‫ا‬1700
‫ا‬‫ء‬ ‫ا‬4185
‫ز‬ ‫ا‬‫ا‬‫آ‬)O2(0.94
‫ﺡ‬ ‫ﻡ‬:
-‫ت‬ ‫ﺡ‬ ‫إذا‬Q1،Q2،........‫ه‬ ‫ع‬ ‫ن‬ ، ‫ا‬ ‫ﻥ‬ ‫إ‬ ‫م‬ ‫ﺝ‬ ‫ا‬ ‫ﺏ‬
‫ي‬ ‫ا‬ ‫ا‬ ‫ار‬ ‫وي‬ ‫ا‬ ‫ت‬ ‫ا‬Q‫رﺝ‬ ‫ا‬ ‫ﺱ‬ ‫ا‬ ‫و‬ ‫رة‬ ‫آ‬ ‫ا‬ ‫م‬ ‫ﺝ‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ﺏ‬
‫أي‬:
Q1 + Q2 + ………………= Q
‫ن‬ ‫و‬ ‫ا‬ ‫ه‬ ‫ﻥ‬ ‫آ‬ ‫إذا‬ ‫ﺹ‬ ‫آ‬ ‫و‬‫ﻥ‬ ‫ا‬ ‫م‬ ‫ﺝ‬ ‫ا‬ ‫ﺏ‬ ‫د‬ ‫ا‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ع‬
‫أي‬ ‫وم‬:
Q1 + Q2 + …………………= 0
●‫اري‬ ‫ا‬ ‫ازن‬ ‫ا‬:
-‫ﺱ‬ ‫ﺝ‬ ‫ج‬ ‫ﻥ‬)‫ﺹ‬ ‫ﺝ‬ ‫ﺱ‬ ‫ﺝ‬ ‫أو‬(‫ا‬ ‫ن‬ ، ‫ارة‬ ‫ا‬ ‫درﺝ‬‫درﺝ‬ ‫ذو‬
‫ول‬ ‫ا‬ ‫ا‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫ذو‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫م‬ ‫آ‬ ‫ا‬ ‫ارة‬ ‫ا‬
‫ث‬ ‫ﺡ‬ ‫أﻥ‬ ‫ل‬ ‫ﻥ‬ ، ‫و‬ ‫أن‬ ‫إ‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫و‬‫اري‬ ‫ﺡ‬ ‫ازن‬‫ه‬ ‫و‬
‫ا‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬‫ﺏ‬ ‫ر‬ ‫آ‬ ‫ا‬.
-‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫م‬ ‫أﺝ‬ ‫ة‬ ‫ج‬ ‫ل‬ ‫ا‬ ‫ﻥ‬.
●‫ل‬:
-‫ﻥ‬ ‫ﺏ‬ ‫آ‬ ‫ر‬ ‫ور‬ ‫ي‬ ‫ا‬ ‫راي‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ل‬ ‫ﺝ‬.
-‫ﺵ‬ ‫ﺏ‬ ‫آ‬ ‫ر‬ ‫ز‬I‫و‬ ‫أو‬ ‫ﻥ‬R‫ز‬ ‫ة‬ ‫ل‬∆t‫ا‬ ‫ه‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫م‬ ،‫ة‬
‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫ا‬Q‫ر‬:
Q = P . t = U I t = R I2
t
--:22/03/2013:3
––:، ،.:
P:‫ارة‬ ‫ا‬ ‫ا‬ ‫اﺱ‬)‫اط‬ ‫ا‬:W. (
t:‫اري‬ ‫ا‬ ‫ا‬ ‫ز‬)s. (
U:‫ا‬)‫ن‬ ‫ا‬ ‫ق‬(‫و‬ ‫ا‬ ‫ا‬ ‫ﺏ‬)‫ا‬:V. (
I:‫و‬ ‫ا‬ ‫ا‬ ‫ز‬ ‫ا‬ ‫ر‬ ‫ا‬ ‫ة‬ ‫ﺵ‬)‫أ‬:A. (
R:‫و‬ ‫ا‬ ‫ا‬ ‫و‬)‫أوم‬. (
●‫ا‬ ‫اﺱ‬:
‫ا‬ ‫اﺱ‬P‫اط‬ ‫ﺏ‬ ‫ر‬ ‫ا‬W‫ي‬ ‫ا‬ ‫ا‬ ‫ار‬ ‫ﺹ‬ ‫ﺡ‬ ‫ه‬Q‫ا‬ ‫ة‬∆t‫أي‬:
t∆
Q
=P
●‫اري‬ ‫ا‬ ‫ا‬ ‫رة‬Q‫دة‬ ‫ا‬ ‫ا‬ ‫ﺡ‬:
‫دة‬ ‫ا‬ ‫ا‬ ‫ث‬)، ، ، ‫ر‬ ‫اﻥ‬(‫ب‬ ‫اآ‬ ‫ا‬ ‫ا‬ ‫ه‬
‫ل‬ ‫ا‬ ‫ء‬ ‫أ‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫أن‬ ، ‫دة‬ ‫ا‬ ‫ه‬ ‫ت‬ ‫ﺝ‬ ‫ﺏ‬ ‫د‬ ‫ا‬ ‫ات‬ ‫ا‬ ‫ﻥ‬ ‫ان‬ ‫أو‬
‫ل‬ ‫ا‬ ‫ﺏ‬ ‫ا‬.
‫ا‬‫ر‬ ‫ﻥ‬:
‫ا‬ ‫ا‬ ‫إ‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)‫ر‬ ‫اﻥ‬(‫ر‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ،Q
‫ﺡ‬:
Q = m Lf
Q:‫ل‬ ‫ﺏ‬ ‫ر‬ ‫اري‬ ‫ا‬ ‫ا‬)J. (
m:‫ام‬ ‫ﺏ‬ ‫ر‬ ‫ا‬ ‫آ‬)kg. (
Lf:‫وﺡ‬ ‫ر‬ ‫ﻥ‬ ‫ا‬ ‫ا‬)J/kg. (
‫ا‬:
‫ا‬ ‫ا‬ ‫إ‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)(‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ‫م‬ ، ‫ﺏ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬
‫ر‬ ‫اري‬ ‫ﺡ‬Q‫ﺡ‬:
Q = - m Lf
Lf:‫وﺡ‬ ، ‫دة‬ ‫ا‬ ‫ﻥ‬ ‫ر‬ ‫ﻥ‬ ‫ا‬ ‫و‬ ‫ه‬ ‫و‬ ‫ا‬ ‫ا‬)J/kg. (
‫ا‬:
‫ز‬ ‫ا‬ ‫ا‬ ‫إ‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)(‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ، ‫ﺏ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬
‫ر‬ ‫اري‬ ‫ﺡ‬Q‫ﺡ‬:
Q = m Lv
Lv:‫وﺡ‬ ‫ا‬ ‫ا‬)J/kg. (
--:22/03/2013:4
––:، ،.:
‫ا‬:
‫ا‬ ‫ا‬ ‫إ‬ ‫ز‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)(‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ‫م‬ ، ‫ﺏ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬
‫ر‬ ‫اري‬ ‫ﺡ‬Q‫ﺡ‬:
Q = - m Lv
Lv:‫وﺡ‬ ، ‫دة‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫و‬ ‫ه‬ ‫و‬ ‫ا‬ ‫ا‬)J/kg. (
●‫ئ‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬:
-‫ﺏـ‬ ‫ا‬ ‫و‬ ‫يء‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬Ecoh‫ل‬ ‫ا‬ ‫وﺡ‬ ‫و‬‫ور‬ ‫ا‬ ‫ا‬ ‫ه‬1 mol
‫إ‬ ‫ز‬ ‫ا‬ ‫ا‬ ‫يء‬ ‫ا‬ ‫ا‬ ‫ه‬‫د‬ ‫ا‬ ‫آ‬ ‫ز‬ ‫ا‬ ‫ا‬ ‫ذرات‬:
AxBy (g) → x A (g) + y B (g)
-‫ﺏ‬ ‫يء‬ ‫ﺱ‬ ‫ا‬:
Ecoh = Σ DA-B
‫ﺡ‬DA-B‫يء‬ ‫ا‬ ‫اﺏ‬ ‫ا‬‫ا‬ ‫أو‬ ‫ا‬ ‫ف‬ ‫ﺏ‬ ‫و‬ ‫اﺏ‬ ‫ا‬ ‫ع‬ ‫ﻥ‬ ‫ف‬ ‫ﺏ‬ ‫ه‬ ‫و‬
‫ا‬ ‫ا‬ ‫آ‬ ، ‫اﺏ‬ ‫ا‬ ‫ا‬ ‫أو‬ ‫ا‬ ‫ا‬:
DC-H = 415 kJ/mol
DC-C = 345 kJ/mol
DC=C = 615 kJ/mol
DC≡C = 812 kJ/mol
DO-H = 463 kJ/mol
DC-O = 356 kJ/mol
‫ل‬ ‫ﻡ‬:)‫ئ‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬O6H2C(
‫ن‬ ‫ن‬ ‫ﺹ‬ ‫يء‬ ‫ا‬ ‫ا‬.
‫و‬ ‫ا‬ ‫ا‬:
H H
‫׀‬ ‫׀‬
H – C – C – O – H
‫׀‬ ‫׀‬
H H
Ecoh1 = Σ DA-B = 5 DC-H + DC-C + DC-O + DH-O
‫ا‬‫ﻥ‬ ‫ا‬:
H H
‫׀‬ ‫׀‬
H – C – O – C –H
‫׀‬ ‫׀‬
H H
--:22/03/2013:5
––:، ،.:
Ecoh2 = Σ DA-B = 6 DC-H + 2 DC-O
‫أن‬ ‫ﻥ‬ ‫دي‬ ‫ا‬ ‫ا‬ ‫ﺏ‬:Ecoh1 ≠ Ecoh2‫أﻥ‬ ‫ذ‬ ‫ﻥ‬ ،‫ل‬ ‫ت‬ ‫آ‬ ‫ا‬ ‫ﺏ‬ ‫ا‬
‫يء‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬.
●‫ا‬:
-‫ﺝ‬ ‫آ‬ ‫ل‬ ‫ث‬‫آ‬‫ي‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫و‬ ‫ذ‬ ‫ء‬ ‫أ‬ ‫و‬ ، ‫ة‬ ‫ا‬ ‫ه‬
‫ى‬ ‫أ‬ ‫رواﺏ‬ ‫و‬ ‫رواﺏ‬.
-‫ا‬ ‫ا‬‫ﺏـ‬ ‫ا‬ ‫ﺏ‬ ‫آ‬ ‫وث‬ ‫ﺡ‬ ‫ه‬ ‫أو‬ ‫ا‬ERéa‫و‬
‫ﺏ‬:
ERéa = Σ DA-B(‫ت‬ ) - Σ DA-B ( ‫ا‬ ‫)ﻥ‬
-‫ن‬ ‫آ‬ ‫إذا‬ERéa > 0‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫اآ‬ ‫ا‬ ‫ن‬ ‫ا‬ ‫ه‬ ‫و‬ ‫ارة‬ ‫ص‬ ‫ا‬ ‫ن‬.
-‫ن‬ ‫آ‬ ‫إذا‬ERéa < 0‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫ا‬ ‫ن‬ ‫ا‬ ‫ه‬ ‫و‬ ‫ارة‬ ‫ﺵ‬ ‫ﻥ‬ ‫ا‬ ‫ن‬.
‫و‬ ‫ا‬ ‫ه‬ ‫ﻥ‬.‫ا‬ ‫ان‬ ‫ا‬ ‫ذو‬ ‫ذ‬ ‫ﺱ‬ ‫ا‬ ‫أد‬:
www.sites.google.com/site/faresfergani
**‫ذ‬ ‫ﺱ‬ ‫ا‬:‫رس‬ ‫ﻥ‬**
‫ﺱ‬ ‫ﺏ‬ ‫ﻥ‬ ‫ﺱ‬ ‫د‬ ‫ﻥ‬
‫وب‬ ‫ا‬-
Fares_Fergani@yahoo.Fr
Tel : 0771998109
‫ﺡ‬ ‫و‬ ‫ر‬ ‫ا‬ ‫أو‬ ‫روس‬ ‫ا‬ ‫ي‬ ‫ﺏ‬ ‫وﻥ‬ ‫ا‬ ‫ا‬ ‫إﺏ‬ ‫ﺝ‬ ‫ﻥ‬.
‫ا‬ ‫وﺵ‬

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Physics unit4-lesson
 

Physics unit6-resume

  • 1. --:22/03/2013:1 ––:، ،.: ********************************************************************************** ●‫ا‬ ‫ا‬ ‫ا‬: -‫ا‬ ‫ا‬ ‫ث‬ ‫أو‬ ‫ي‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫دة‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫ث‬)، ‫ر‬ ‫اﻥ‬ ،( .......‫ث‬ ‫ﺡ‬ ‫أﻥ‬ ‫ل‬ ‫ﻥ‬ ، ‫ي‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫ث‬ ‫أو‬ ، ‫ﻥ‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫دة‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫ا‬. -‫ﺏـ‬ ‫ا‬ ‫ا‬Ei‫ل‬ ‫ا‬ ‫وﺡ‬ ‫و‬. -‫آ‬ ‫ا‬ ‫ا‬: ▪‫ﺏـ‬ ‫را‬ ‫ﺡ‬ ‫آ‬Eth. ▪‫ا‬ ‫ﺏ‬ ‫آ‬–‫ا‬. ●‫اري‬ ‫ا‬ ‫ا‬ ‫رة‬‫ارة‬ ‫ا‬ ‫در‬ ‫ﺡ‬: -‫ار‬ ‫إذا‬)‫اﻥ‬ ‫أو‬(‫اآ‬ ‫ﺡ‬ ‫ا‬ ‫ن‬ ، ‫ﺝ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬)‫ت‬ ‫أو‬(‫اري‬ ‫ﺡ‬ ‫ﺏ‬Q، ‫ﺏ‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ار‬: Q = mc (θf – θi ) = C (θf – θi) Q:‫ا‬ ‫ار‬‫راي‬ ‫ا‬)J. ( m:‫دة‬ ‫ا‬ ‫آ‬)kg( θi:‫ا‬ ‫ﺏ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬)0 C. ( θf:‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬)0 C. ( c:‫دة‬ ‫ا‬ ‫ار‬ ‫ا‬ ‫ا‬)J/(kg .0 C)(‫أو‬J/(kg .0 K). ( C = mc:‫ووﺡ‬ ‫دة‬ ‫ار‬ ‫ا‬ ‫ا‬J/(0 C)(‫أو‬J/(kg .0 K). ( -‫ﻥ‬ ‫آ‬ ‫إذا‬‫ا‬ ‫ﺏ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫أآ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬)θf > θi(‫ن‬Q > 0‫أن‬ ‫ا‬ ‫ه‬ ‫و‬ ‫ار‬ ‫ﺡ‬ ‫درﺝ‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫ا‬. -‫ا‬ ‫ﺏ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫أ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫ﻥ‬ ‫آ‬ ‫إذا‬)θf < θi(‫ن‬Q < 0‫ا‬ ‫ه‬ ‫و‬‫أن‬ ‫ار‬ ‫ﺡ‬ ‫درﺝ‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫م‬ ‫ا‬. -‫را‬ ‫ا‬ ‫ا‬ ‫ف‬C‫آ‬ ‫اد‬ ‫ة‬ ‫ن‬m1 , m2 , m3 , …… mn‫ا‬ ‫ار‬ ‫ا‬ ‫ﺱ‬ ‫و‬ c1 , c2 , c3 , …… , cn‫أي‬ ‫اد‬ ‫ا‬ ‫ه‬ ‫ار‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ع‬ ‫ﻥ‬ ‫ﺏ‬: - : 06 ‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬‫ﺍﻟﻄﺎﻗﺔ‬ ‫ﻭ‬ ‫ﺍﻟﻤﻴﻜﺎﻧﻴﻚ‬ ‫ا‬:‫م‬ ‫ر‬ ، ‫ت‬ ‫ر‬ www.sites.google.com/site/faresfergani ‫ر‬:22/03/2013
  • 2. --:22/03/2013:2 ––:، ،.: C = C1 + C2 + C3 + ……… + Cn ‫أن‬ ‫ﺡ‬ ‫و‬C = mc‫ن‬: C = m1c1 + m2c2 + m3c3 + ....... + mncn ●‫ار‬ ‫ا‬ ‫ا‬‫ا‬‫اد‬ ‫ا‬: ‫ا‬‫دة‬ ‫ا‬C J/(kg.K) ‫م‬ ‫ا‬)Al(890 ‫س‬ ‫ا‬)Cu(380 ‫ا‬2090 ‫ا‬ ‫ا‬1700 ‫ا‬‫ء‬ ‫ا‬4185 ‫ز‬ ‫ا‬‫ا‬‫آ‬)O2(0.94 ‫ﺡ‬ ‫ﻡ‬: -‫ت‬ ‫ﺡ‬ ‫إذا‬Q1،Q2،........‫ه‬ ‫ع‬ ‫ن‬ ، ‫ا‬ ‫ﻥ‬ ‫إ‬ ‫م‬ ‫ﺝ‬ ‫ا‬ ‫ﺏ‬ ‫ي‬ ‫ا‬ ‫ا‬ ‫ار‬ ‫وي‬ ‫ا‬ ‫ت‬ ‫ا‬Q‫رﺝ‬ ‫ا‬ ‫ﺱ‬ ‫ا‬ ‫و‬ ‫رة‬ ‫آ‬ ‫ا‬ ‫م‬ ‫ﺝ‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ﺏ‬ ‫أي‬: Q1 + Q2 + ………………= Q ‫ن‬ ‫و‬ ‫ا‬ ‫ه‬ ‫ﻥ‬ ‫آ‬ ‫إذا‬ ‫ﺹ‬ ‫آ‬ ‫و‬‫ﻥ‬ ‫ا‬ ‫م‬ ‫ﺝ‬ ‫ا‬ ‫ﺏ‬ ‫د‬ ‫ا‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ع‬ ‫أي‬ ‫وم‬: Q1 + Q2 + …………………= 0 ●‫اري‬ ‫ا‬ ‫ازن‬ ‫ا‬: -‫ﺱ‬ ‫ﺝ‬ ‫ج‬ ‫ﻥ‬)‫ﺹ‬ ‫ﺝ‬ ‫ﺱ‬ ‫ﺝ‬ ‫أو‬(‫ا‬ ‫ن‬ ، ‫ارة‬ ‫ا‬ ‫درﺝ‬‫درﺝ‬ ‫ذو‬ ‫ول‬ ‫ا‬ ‫ا‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫ذو‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫م‬ ‫آ‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫ث‬ ‫ﺡ‬ ‫أﻥ‬ ‫ل‬ ‫ﻥ‬ ، ‫و‬ ‫أن‬ ‫إ‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫و‬‫اري‬ ‫ﺡ‬ ‫ازن‬‫ه‬ ‫و‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬‫ﺏ‬ ‫ر‬ ‫آ‬ ‫ا‬. -‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫م‬ ‫أﺝ‬ ‫ة‬ ‫ج‬ ‫ل‬ ‫ا‬ ‫ﻥ‬. ●‫ل‬: -‫ﻥ‬ ‫ﺏ‬ ‫آ‬ ‫ر‬ ‫ور‬ ‫ي‬ ‫ا‬ ‫راي‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ل‬ ‫ﺝ‬. -‫ﺵ‬ ‫ﺏ‬ ‫آ‬ ‫ر‬ ‫ز‬I‫و‬ ‫أو‬ ‫ﻥ‬R‫ز‬ ‫ة‬ ‫ل‬∆t‫ا‬ ‫ه‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫م‬ ،‫ة‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫ا‬Q‫ر‬: Q = P . t = U I t = R I2 t
  • 3. --:22/03/2013:3 ––:، ،.: P:‫ارة‬ ‫ا‬ ‫ا‬ ‫اﺱ‬)‫اط‬ ‫ا‬:W. ( t:‫اري‬ ‫ا‬ ‫ا‬ ‫ز‬)s. ( U:‫ا‬)‫ن‬ ‫ا‬ ‫ق‬(‫و‬ ‫ا‬ ‫ا‬ ‫ﺏ‬)‫ا‬:V. ( I:‫و‬ ‫ا‬ ‫ا‬ ‫ز‬ ‫ا‬ ‫ر‬ ‫ا‬ ‫ة‬ ‫ﺵ‬)‫أ‬:A. ( R:‫و‬ ‫ا‬ ‫ا‬ ‫و‬)‫أوم‬. ( ●‫ا‬ ‫اﺱ‬: ‫ا‬ ‫اﺱ‬P‫اط‬ ‫ﺏ‬ ‫ر‬ ‫ا‬W‫ي‬ ‫ا‬ ‫ا‬ ‫ار‬ ‫ﺹ‬ ‫ﺡ‬ ‫ه‬Q‫ا‬ ‫ة‬∆t‫أي‬: t∆ Q =P ●‫اري‬ ‫ا‬ ‫ا‬ ‫رة‬Q‫دة‬ ‫ا‬ ‫ا‬ ‫ﺡ‬: ‫دة‬ ‫ا‬ ‫ا‬ ‫ث‬)، ، ، ‫ر‬ ‫اﻥ‬(‫ب‬ ‫اآ‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ل‬ ‫ا‬ ‫ء‬ ‫أ‬ ‫ارة‬ ‫ا‬ ‫درﺝ‬ ‫أن‬ ، ‫دة‬ ‫ا‬ ‫ه‬ ‫ت‬ ‫ﺝ‬ ‫ﺏ‬ ‫د‬ ‫ا‬ ‫ات‬ ‫ا‬ ‫ﻥ‬ ‫ان‬ ‫أو‬ ‫ل‬ ‫ا‬ ‫ﺏ‬ ‫ا‬. ‫ا‬‫ر‬ ‫ﻥ‬: ‫ا‬ ‫ا‬ ‫إ‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)‫ر‬ ‫اﻥ‬(‫ر‬ ‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ،Q ‫ﺡ‬: Q = m Lf Q:‫ل‬ ‫ﺏ‬ ‫ر‬ ‫اري‬ ‫ا‬ ‫ا‬)J. ( m:‫ام‬ ‫ﺏ‬ ‫ر‬ ‫ا‬ ‫آ‬)kg. ( Lf:‫وﺡ‬ ‫ر‬ ‫ﻥ‬ ‫ا‬ ‫ا‬)J/kg. ( ‫ا‬: ‫ا‬ ‫ا‬ ‫إ‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)(‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ‫م‬ ، ‫ﺏ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫ر‬ ‫اري‬ ‫ﺡ‬Q‫ﺡ‬: Q = - m Lf Lf:‫وﺡ‬ ، ‫دة‬ ‫ا‬ ‫ﻥ‬ ‫ر‬ ‫ﻥ‬ ‫ا‬ ‫و‬ ‫ه‬ ‫و‬ ‫ا‬ ‫ا‬)J/kg. ( ‫ا‬: ‫ز‬ ‫ا‬ ‫ا‬ ‫إ‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)(‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ، ‫ﺏ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫ر‬ ‫اري‬ ‫ﺡ‬Q‫ﺡ‬: Q = m Lv Lv:‫وﺡ‬ ‫ا‬ ‫ا‬)J/kg. (
  • 4. --:22/03/2013:4 ––:، ،.: ‫ا‬: ‫ا‬ ‫ا‬ ‫إ‬ ‫ز‬ ‫ا‬ ‫ا‬ ‫دة‬ ‫ل‬)(‫ﺏ‬ ‫دة‬ ‫ا‬ ‫ه‬ ‫م‬ ، ‫ﺏ‬ ‫ارة‬ ‫ﺡ‬ ‫درﺝ‬ ‫ر‬ ‫اري‬ ‫ﺡ‬Q‫ﺡ‬: Q = - m Lv Lv:‫وﺡ‬ ، ‫دة‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫و‬ ‫ه‬ ‫و‬ ‫ا‬ ‫ا‬)J/kg. ( ●‫ئ‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬: -‫ﺏـ‬ ‫ا‬ ‫و‬ ‫يء‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬Ecoh‫ل‬ ‫ا‬ ‫وﺡ‬ ‫و‬‫ور‬ ‫ا‬ ‫ا‬ ‫ه‬1 mol ‫إ‬ ‫ز‬ ‫ا‬ ‫ا‬ ‫يء‬ ‫ا‬ ‫ا‬ ‫ه‬‫د‬ ‫ا‬ ‫آ‬ ‫ز‬ ‫ا‬ ‫ا‬ ‫ذرات‬: AxBy (g) → x A (g) + y B (g) -‫ﺏ‬ ‫يء‬ ‫ﺱ‬ ‫ا‬: Ecoh = Σ DA-B ‫ﺡ‬DA-B‫يء‬ ‫ا‬ ‫اﺏ‬ ‫ا‬‫ا‬ ‫أو‬ ‫ا‬ ‫ف‬ ‫ﺏ‬ ‫و‬ ‫اﺏ‬ ‫ا‬ ‫ع‬ ‫ﻥ‬ ‫ف‬ ‫ﺏ‬ ‫ه‬ ‫و‬ ‫ا‬ ‫ا‬ ‫آ‬ ، ‫اﺏ‬ ‫ا‬ ‫ا‬ ‫أو‬ ‫ا‬ ‫ا‬: DC-H = 415 kJ/mol DC-C = 345 kJ/mol DC=C = 615 kJ/mol DC≡C = 812 kJ/mol DO-H = 463 kJ/mol DC-O = 356 kJ/mol ‫ل‬ ‫ﻡ‬:)‫ئ‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬O6H2C( ‫ن‬ ‫ن‬ ‫ﺹ‬ ‫يء‬ ‫ا‬ ‫ا‬. ‫و‬ ‫ا‬ ‫ا‬: H H ‫׀‬ ‫׀‬ H – C – C – O – H ‫׀‬ ‫׀‬ H H Ecoh1 = Σ DA-B = 5 DC-H + DC-C + DC-O + DH-O ‫ا‬‫ﻥ‬ ‫ا‬: H H ‫׀‬ ‫׀‬ H – C – O – C –H ‫׀‬ ‫׀‬ H H
  • 5. --:22/03/2013:5 ––:، ،.: Ecoh2 = Σ DA-B = 6 DC-H + 2 DC-O ‫أن‬ ‫ﻥ‬ ‫دي‬ ‫ا‬ ‫ا‬ ‫ﺏ‬:Ecoh1 ≠ Ecoh2‫أﻥ‬ ‫ذ‬ ‫ﻥ‬ ،‫ل‬ ‫ت‬ ‫آ‬ ‫ا‬ ‫ﺏ‬ ‫ا‬ ‫يء‬ ‫ا‬ ‫ا‬ ‫ﺱ‬ ‫ا‬. ●‫ا‬: -‫ﺝ‬ ‫آ‬ ‫ل‬ ‫ث‬‫آ‬‫ي‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫و‬ ‫ذ‬ ‫ء‬ ‫أ‬ ‫و‬ ، ‫ة‬ ‫ا‬ ‫ه‬ ‫ى‬ ‫أ‬ ‫رواﺏ‬ ‫و‬ ‫رواﺏ‬. -‫ا‬ ‫ا‬‫ﺏـ‬ ‫ا‬ ‫ﺏ‬ ‫آ‬ ‫وث‬ ‫ﺡ‬ ‫ه‬ ‫أو‬ ‫ا‬ERéa‫و‬ ‫ﺏ‬: ERéa = Σ DA-B(‫ت‬ ) - Σ DA-B ( ‫ا‬ ‫)ﻥ‬ -‫ن‬ ‫آ‬ ‫إذا‬ERéa > 0‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫اآ‬ ‫ا‬ ‫ن‬ ‫ا‬ ‫ه‬ ‫و‬ ‫ارة‬ ‫ص‬ ‫ا‬ ‫ن‬. -‫ن‬ ‫آ‬ ‫إذا‬ERéa < 0‫اري‬ ‫ﺡ‬ ‫ﺏ‬ ‫ا‬ ‫ن‬ ‫ا‬ ‫ه‬ ‫و‬ ‫ارة‬ ‫ﺵ‬ ‫ﻥ‬ ‫ا‬ ‫ن‬. ‫و‬ ‫ا‬ ‫ه‬ ‫ﻥ‬.‫ا‬ ‫ان‬ ‫ا‬ ‫ذو‬ ‫ذ‬ ‫ﺱ‬ ‫ا‬ ‫أد‬: www.sites.google.com/site/faresfergani **‫ذ‬ ‫ﺱ‬ ‫ا‬:‫رس‬ ‫ﻥ‬** ‫ﺱ‬ ‫ﺏ‬ ‫ﻥ‬ ‫ﺱ‬ ‫د‬ ‫ﻥ‬ ‫وب‬ ‫ا‬- Fares_Fergani@yahoo.Fr Tel : 0771998109 ‫ﺡ‬ ‫و‬ ‫ر‬ ‫ا‬ ‫أو‬ ‫روس‬ ‫ا‬ ‫ي‬ ‫ﺏ‬ ‫وﻥ‬ ‫ا‬ ‫ا‬ ‫إﺏ‬ ‫ﺝ‬ ‫ﻥ‬. ‫ا‬ ‫وﺵ‬