Isothermal & Adiabatic Processes NEET Questions

Physics - Thermodynamics

Isothermal & Adiabatic Processes MCQ Questions


1.
What remains constant during an isothermal process for an ideal gas?
A.
Temperature
B.
Pressure
C.
Volume
D.
Internal energy
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ANSWER :
A. Temperature
2.
In an adiabatic process, which of the following is true about heat exchange?
A.
Heat is absorbed
B.
No heat is exchanged
C.
Heat is released
D.
Heat is both absorbed and released
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ANSWER :
B. No heat is exchanged
3.
During an isothermal expansion, the internal energy of an ideal gas:
A.
Increases
B.
Remains constant
C.
Decreases
D.
Is zero
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ANSWER :
D. Is zero
4.
Which parameter remains constant during an adiabatic process?
A.
Temperature
B.
Pressure
C.
Volume
D.
Internal energy
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ANSWER :
C. Volume
5.
What is the work done in an isothermal process equal to?
A.
Change in internal energy
B.
Heat supplied to the system
C.
Product of pressure and volume change
D.
Work done by the system
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ANSWER :
D. Work done by the system
6.
In an isothermal process, the internal energy of an ideal gas

NEET - 2015

A.
Decreases
B.
Increases
C.
Remains constant
D.
First increases, then decreases
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ANSWER :
C. Remains constant