Engineering Thermodynamics MCQs | Page - 2

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Mr. Dubey • 52.61K Points
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Q. First law of thermodynamics gives relationship between which of the following?

(A) heat & internal energy
(B) heat & work
(C) heat, work & properties of the system
(D) various thermodynamics processes
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Mr. Dubey • 52.61K Points
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Q. The temperature in a process in which work is done by expanding a gas under adiabatic condition will

(A) decrease
(B) increase
(C) first decrease & then increase
(D) remain unaltered
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Mr. Dubey • 52.61K Points
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Q. On which of the following laws measurement of temperature is based?

(A) joule's law
(B) zeroth law of thermodynamics
(C) first law of thermodynamics
(D) second law of thermodynamics
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Mr. Dubey • 52.61K Points
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Q. The perpetual motion of the first kind is represented by which of the following?

(A) a machine that continuously creates itsown energy
(B) an engine with 100 percent efficiency
(C) a fully reversible engine
(D) none of the above
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Mr. Dubey • 52.61K Points
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Q. Which of the following statements regarding a perpetual motion machine is correct?

(A) it is an in efficient machine
(B) it is non-thermodynamic machine
(C) it is thermodynamic machine
(D) it is hypothetic machine whose operation would violate the laws of thermodynamics
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Mr. Dubey • 52.61K Points
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Q. Which of the following statements, regarding a property of system, is correct?

(A) it is path function
(B) it is a point function
(C) it is always of intensive type
(D) none of the above
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Mr. Dubey • 52.61K Points
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Q. ……….. Is an intensive property

(A) specific volume
(B) total volume
(C) total mass
(D) total energy of a system
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Mr. Dubey • 52.61K Points
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Q. A system is said to be in thermodynamic equilibrium if it is in

(A) chemical equilibrium
(B) thermal equilibrium
(C) mechanical equilibrium
(D) all of the above
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Mr. Dubey • 52.61K Points
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Q. The basis for measuring thermodynamic property of temperature is given by ……. Law of thermodynamics

(A) zeroth
(B) first
(C) second
(D) third
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Mr. Dubey • 52.61K Points
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Q. As differentials, heat & work would be described mathematically as

(A) exact
(B) inexact
(C) point function
(D) discontinuity
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