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Engineering Thermodynamics

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

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

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Engineering Thermodynamics
The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)

None of the listed here
δQ = T/ds
δQ = T.ds
dQ = ds/T

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Engineering Thermodynamics
The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by

Joule
Gay-Lussac
Kelvin
Clausis

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Engineering Thermodynamics
The principal constituents of a fuel are

Oxygen and hydrogen
Carbon and hydrogen
Sulphur and oxygen
Sulphur and hydrogen

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Engineering Thermodynamics
Specific heat of air at constant pressure is equal to

0.24
0.21
1
0.17

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Engineering Thermodynamics
First law of thermodynamics furnishes the relationship between

Heat, work and properties of the system
Heat and work
Various thermodynamic processes
Various properties of the system

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MORE MCQ ON Engineering Thermodynamics

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