Internal Energy NEET Questions

Physics - Thermodynamics

Internal Energy MCQ Questions


13.
The internal energy of a gas does not change in:
A.
Isobaric process
B.
Isothermal process
C.
Adiabatic process
D.
Cyclic process
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ANSWER :
D. Cyclic process
14.
Internal energy of an ideal gas depends on

NEET - 2017

A.
Pressure
B.
Volume
C.
Temperature
D.
Both Pressure and Volume
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ANSWER :
C. Temperature
15.
Which process involves maximum change in internal energy?
A.
Isochoric process
B.
Isothermal process
C.
Adiabatic process
D.
Cyclic process
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ANSWER :
C. Adiabatic process
16.
Internal energy is a state function because:
A.
It depends on the path taken
B.
It depends only on heat exchanged
C.
It depends only on temperature change
D.
It is a non-state function
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ANSWER :
C. It depends only on temperature change
17.
The internal energy of a gas increases when

NEET - 2019

A.
It expands adiabatically
B.
It is cooled at constant volume
C.
Work is done on the gas
D.
Work is done by the gas
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ANSWER :
C. Work is done on the gas
18.
During an adiabatic process, the change in internal energy is:
A.
Equal to work done
B.
Equal to heat added
C.
Always zero
D.
Proportional to heat added
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ANSWER :
A. Equal to work done