63) During which of the following process does heat rejection takes place in Carnot cycle?

Answer is:

Isothermal compression

Thermodynamics MCQ with Answers

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64) Which is the incorrect statement about Carnot cycle?

Answer is:

All the heat engines are based on Carnot cycle.

65) When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other. This statement is called

Answer is:

Zeroth law of thermodynamics

Explanation:

Zeroth law of thermodynamics : Zeroth law of thermodynamics states that, when two bodies are in thermal equilibrium with a third body. They are also in thermal equilibrium with each other.

66) The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents

Answer is:

heat absorbed or heat rejected

67) The free expansion process is a constant enthalpy process.

Answer is:

Correct

Thermodynamics MCQ with Answers

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63) During which of the following process does heat rejection takes place in Carnot cycle?

Isothermal compression

Thermodynamics MCQ with Answers

Related Thermodynamics MCQ with Answers

64) Which is the incorrect statement about Carnot cycle?

All the heat engines are based on Carnot cycle.

65) When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other. This statement is called

Zeroth law of thermodynamics

66) The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents

heat absorbed or heat rejected

67) The free expansion process is a constant enthalpy process.

Correct

Thermodynamics MCQ with Answers