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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of a Carnot engine depends on

Size of engine
Temperatures of source and sink
Design of engine
Working substance

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Engineering Thermodynamics
Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant

Temperature
Internal energy
Pressure
Volume

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Engineering Thermodynamics
The term N.T.P. stands for

Nominal temperature and pressure
Normal temperature and pressure
Normal thermodynamic practice
Natural temperature and pressure

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Engineering Thermodynamics
The value of one bar (in S. I. units) is equal to

1 × 105 N/m2
1 × 104 N/m2
1 × 102 N/m2
1 × 103 N/m2

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Engineering Thermodynamics
The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant)

pv = mRT
pvm = C
pv = (RT)m
pv = RTm

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Engineering Thermodynamics
1 kgf/cm² is equal to

Zero mm Hg
735.6 mm Hg
1 mm Hg
760 mm Hg

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MORE MCQ ON Engineering Thermodynamics

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