Engineering Thermodynamics MCQs | Page - 3

Dear candidates you will find MCQ questions of Engineering Thermodynamics here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 52.61K Points
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Q. Which of the following is an open thermodynamic system?

(A) pressure cooker
(B) manual ice cream freezer
(C) centrifugal pump
(D) none of the above
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Mr. Dubey • 52.61K Points
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Q. ……… is a non-quasistatic process

(A) free expansion of gas
(B) expansion of gas in a cylinder under constantpressure
(C) rapid leakage of air from a bicycle tyre
(D) gradual compression of gas inside a piston-cylinderarrangement
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Mr. Dubey • 52.61K Points
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Q. Choose the correct statement

(A) pressure, temp. &entropy are extensive properties
(B) pressure, temp. &entropy are intensive properties
(C) pressure, volume & temp. are extensive properties
(D) volume & entropy are extensive properties
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Mr. Dubey • 52.61K Points
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Q. The first law of thermodynamics defines

(A) entropy
(B) internal energy
(C) work
(D) heat
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Mr. Dubey • 52.61K Points
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Q. A process becomes irreversible due to

(A) work performed by thesystem
(B) work performed uponthe system
(C) heat supplied to the system
(D) friction in the system
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Mr. Dubey • 52.61K Points
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Q. Second law of thermodynamics defines

(A) work
(B) heat
(C) entropy
(D) internal energy
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Mr. Dubey • 52.61K Points
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Q. For storing a gas which one of the following types of compression will be ideal

(A) constant volume
(B) polytropic
(C) adiabatic
(D) isothermal
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Mr. Dubey • 52.61K Points
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Q. A process which can be stopped at any stage & reversed so that the system & the surroundings are exactly restored to their initial states is known as

(A) thermodynamic process
(B) irreversible process
(C) reversible process
(D) isothermal process
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Mr. Dubey • 52.61K Points
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Q. Which of the following is a reversible process?

(A) throttling
(B) combustion
(C) free expansion
(D) extension &compression of a spring
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Mr. Dubey • 52.61K Points
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Q. Leaking of air from a punctured tube is an example of

(A) isothermal expansion
(B) adiabatic expansion
(C) throttling
(D) constant pressureexpansion
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