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Engineering Thermodynamics

Engineering Thermodynamics
The general law for the expansion or compression of gases, is

pvγ = C
pv = m R T
pv = C
pvn = C

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

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

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Engineering Thermodynamics
A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is

Not possible
May be possible with lot of sophistications
Theoretically possible
Cost will be very high

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Engineering Thermodynamics
General gas equation is

PV=KiRT
PV = C
PV=mRT
PV=nRT

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Engineering Thermodynamics
In a Carnot cycle, heat is transferred at

Constant temperature
Constant volume
Constant enthalpy
Constant pressure

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Engineering Thermodynamics
The compression ratio for petrol engines is

15 to 30
3 to 6
10 to 20
5 to 8

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MORE MCQ ON Engineering Thermodynamics

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