Thermodynamics Question 223
Question: During an isothermal expansion of an ideal gas
[UPSEAT 2005]
Options:
A) Its internal energy decreases
B) Its internal energy does not change
C) The work done by the gas is equal to the quantity of heat absorbed by it
D) Both (b) and (c) are correct
Show Answer
Answer:
Correct Answer: D
Solution:
During isothermal change T = constant
Therefore DU = 0 also from FLOT, DQ = DW.
