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Engineering Thermodynamics

Engineering Thermodynamics
The natural petroleum may be separated into

Petrol
Fuel oil
Kerosene
Lubricating oil

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Engineering Thermodynamics
The efficiency of Stirling cycle is __________ Carnot cycle.

Less than
Greater than
None of these
Equal to

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Engineering Thermodynamics
The polytropic index (n) is given by

log [(p1v1)/(p2v2)]
log (p1p2)/log (v1v2)
log (v1/ v2)/ log (p1/p2)
log (p2/ p1)/log (v1/ v2)

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Engineering Thermodynamics
Brayton cycle consists' of following four processes

Two isentropic and two constant pressures
Two isentropic, one constant volume and one constant pressure
Two isentropic and two constant volumes
Two isothermal and two isentropic

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Engineering Thermodynamics
The atomic mass of sulphur is

16
14
12
32

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Engineering Thermodynamics
When the gas is heated at constant pressure, the heat supplied

Increases the internal energy of the gas
Does some external work during expansion
Both (B) and (C)
Increases the temperature of the gas

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MORE MCQ ON Engineering Thermodynamics

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