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Engineering Thermodynamics

Engineering Thermodynamics
The absolute zero pressure can be attained at a temperature of

-273°C
None of these
0°C
273 K

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Engineering Thermodynamics
If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant

Enthalpy
Volume
Temperature
Pressure

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Engineering Thermodynamics
Which law states that the specific heat of a gas remains constant at all temperatures and pressures?

Boyle's Law
Joule's Law
Regnault's Law
Charles' Law

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Engineering Thermodynamics
The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when

Process is isentropic
Process is isothermal
Flow is uniform and steady
Process is isentropic and specific heat does not change with temperature

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Engineering Thermodynamics
The atomic mass of oxygen is

14
16
18
121

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Engineering Thermodynamics
The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv).

None of these
Equal to
More than
Less than

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MORE MCQ ON Engineering Thermodynamics

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