Thermal Equilibrium and the Concept of Temperature NEET Questions

Physics - Thermodynamics

Thermal Equilibrium and the Concept of Temperature MCQ Questions


1.
When two systems are in thermal equilibrium with a third system, they are:
A.
At different temperatures
B.
In thermal equilibrium with each other
C.
Exchanging heat with each other
D.
In mechanical equilibrium
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ANSWER :
B. In thermal equilibrium with each other
2.
Which law of thermodynamics defines the concept of temperature?
A.
First law
B.
Second law
C.
Zeroth law
D.
Third law
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ANSWER :
C. Zeroth law
3.
In thermal equilibrium, which of the following remains constant between two systems?
A.
Heat energy
B.
Volume
C.
Temperature
D.
Density
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ANSWER :
C. Temperature
4.
If two bodies are in thermal equilibrium, which of the following is true?
A.
Their masses are equal
B.
Their volumes are equal
C.
Their temperatures are equal
D.
Their densities are equal
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ANSWER :
C. Their temperatures are equal
5.
What characterizes a state of thermal equilibrium?
A.
Constant mass
B.
Constant volume
C.
Constant pressure
D.
Constant temperature
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ANSWER :
D. Constant temperature
6.
A gas is in thermal equilibrium when:

NEET - 2016

A.
its temperature is uniform throughout.
B.
its pressure is uniform throughout.
C.
its volume remains constant.
D.
there is no heat exchange with the surroundings.
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ANSWER :
A. its temperature is uniform throughout.