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Engineering Thermodynamics

Engineering Thermodynamics
The unit of energy in S.I. units is

joule/m
watt
Joule
joule/s

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Engineering Thermodynamics
Otto cycle is also known as

Constant temperature and pressure cycle
Constant volume cycle
Constant pressure cycle
Constant temperature cycle

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Engineering Thermodynamics
If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as

Hyperbolic expansion
Throttling
Free expansion
Adiabatic expansion

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Engineering Thermodynamics
In a reversible adiabatic process, the ratio of T1/T2 is equal to

(p2/p1)γ - 1/ γ
(v1/v2)γ - 1/ γ
(p1/p2)γ - 1/ γ
(v2/v1)γ - 1/ γ

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Engineering Thermodynamics
The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas.

Two-third
Three-forth
One-third
One-half

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Engineering Thermodynamics
In an extensive property of a thermodynamic system

Extensive work is done
Extensive energy is utilized
None of the listed here
Extensive heat is transferred

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