AIPMT PRELIMS2002Chemistry-Thermodynamics
AIPMT PRELIMS 2002 Chemistry First Law of Thermodynamics MCQ Question
Type: MCQ-conceptual-Medium-Class 11
In a closed uninsulated container a liquid is stirred with a paddle to increase the temperature which of the following is true :-
A
ΔE = W ≠ 0, q = 0
B
ΔE = W = q ≠ 0
C
ΔE = 0, W = q ≠ 0
D
ΔW = 0 ΔE = q ≠ 0
Correct Answer
Option A
Detailed Explanation
In a closed system, work done increases internal energy (ΔE = W) with no heat exchange (q = 0).
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