Work Done on Compressing a Gas NEET Questions

Physics - Kinetic Theory of Gases

Work Done on Compressing a Gas MCQ Questions


7.
For an ideal gas undergoing adiabatic compression, the relation between P and V is:
A.
PV = constant
B.
PV^γ = constant
C.
P/V = constant
D.
P = constant
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ANSWER :
B. PV^γ = constant
8.
During adiabatic compression of an ideal gas, the temperature:
A.
Remains constant
B.
Increases
C.
Decreases
D.
Becomes zero
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ANSWER :
B. Increases
9.
Work done during an adiabatic compression of a gas is

NEET - 2017

A.
Positive
B.
Zero
C.
Negative
D.
Infinite
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ANSWER :
C. Negative
10.
The work done on compressing an ideal gas is maximum in which process?
A.
Isothermal
B.
Adiabatic
C.
Isobaric
D.
Isochoric
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ANSWER :
B. Adiabatic
11.
In an adiabatic process, the work done on the gas is equal to:
A.
Change in internal energy
B.
Heat added to the system
C.
Change in enthalpy
D.
Zero
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ANSWER :
A. Change in internal energy
12.
What happens to the internal energy of a gas during adiabatic compression?
A.
Increases
B.
Decreases
C.
Remains constant
D.
Becomes zero
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ANSWER :
A. Increases