Zeroth Law of Thermodynamics NEET Questions

Zeroth Law of Thermodynamics MCQ Questions

1.
The Zeroth Law of Thermodynamics is primarily concerned with:
A.
Conservation of energy
B.
Entropy changes
C.
Thermal equilibrium
D.
Heat transfer
ANSWER :
C. Thermal equilibrium
2.
Which of the following best describes the Zeroth Law of Thermodynamics?
A.
Energy cannot be created or destroyed.
B.
If two systems are in thermal equilibrium with a third, they are in thermal equilibrium with each other.
C.
The entropy of an isolated system always increases.
D.
Heat flows spontaneously from hot to cold bodies.
ANSWER :
B. If two systems are in thermal equilibrium with a third, they are in thermal equilibrium with each other.
3.
The practical application of the Zeroth Law of Thermodynamics is seen in:
A.
Designing heat engines
B.
Calibrating thermometers
C.
Measuring entropy
D.
Understanding heat capacities
ANSWER :
B. Calibrating thermometers
4.
The Zeroth Law of Thermodynamics facilitates the definition of which fundamental property?
A.
Pressure
B.
Volume
C.
Temperature
D.
Enthalpy
ANSWER :
C. Temperature
5.
If system A is in thermal equilibrium with system B, and system B is in thermal equilibrium with system C, what can be inferred about systems A and C?
A.
A is at a higher temperature than C.
B.
A is at a lower temperature than C.
C.
A and C are not related in terms of temperature.
D.
A and C are in thermal equilibrium.
ANSWER :
D. A and C are in thermal equilibrium.
6.
Which physical quantity is measured using the Zeroth Law of Thermodynamics?
A.
Pressure
B.
Heat capacity
C.
Temperature
D.
Volume
ANSWER :
C. Temperature