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Question

Physics Question on potential energy

Match List I with List IILIST ILIST II
AIsothermal Process
BAdiabatic Process
CIsochoric Process
DIsobaric Process
Choose the correct answer from the options given below:
A

A-I, B-II, C-IV, D-III

B

A-II, B-I, C-IV, D-III

C

A-I, B-II, C-III, D-IV

D

A-II, B-I, C-III, D-IV

Answer

A-II, B-I, C-IV, D-III

Explanation

Solution

The correct answer is (B) : A-II, B-I, C-IV, D-III
ΔU=nCv​ΔT
For isothermal process T is constant
So ΔU=0
A⟶II
Adiabatic process
ΔQ=0
ΔQ=ΔU+ΔW
ΔU=−ΔW
Work done by gas is positive
So ΔU is negative
B ⟶ I
For Isochoric process ΔW=0
C⟶IV
For Isobaric process
ΔW=PΔV=0
ΔU=nCV​ΔT=0
Heat absorbed goes partly to increase internal energy and partly do work.