A gas can be taken from A to B via two different processes ACB and ADB. When path ACB is used 60 J of heat flows into the system and 30 J of work is done by the system. If path ADB is used word done by the system is 10 J. The heat flow into the system in path ADB is:
a. |
80J |
b. |
20J |
c. |
100J |
d. |
40J |
A gas can be taken from A to B via two different processes ACB and ADB. When path ACB is used 60 J of heat flows into the system and 30 J of work is done by the system. If path ADB is used word done by the system is 10 J. The heat flow into the system in path ADB is:
a. |
80J |
b. |
20J |
c. |
100J |
d. |
40J |
QACB=
WACB+
UACB
60J=30J+
UACB
UACB=30J
UADB=
UACB=30J
QACD=
WACB+
UADB
= 10J + 30J = 40J
Asia, Delhi, India
(A) a (B) b (C) c (D) d
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