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Engineering Thermodynamics

Engineering Thermodynamics
The standard value of atmospheric pressure taken at sea level is

1013 × 102 N/m2
760 mm of Hg
1.013 bar
All of these

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Engineering Thermodynamics
Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant

Temperature
Pressure
Volume
Internal energy

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Engineering Thermodynamics
One barometric pressure or 1 atmospheric pressure is equal to

1.033 kgf/cm²
1 kgf/cm²
1.0197 kgf/cm²
0 kgf/cm²

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

Less than
Greater than
Equal to
None of these

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Engineering Thermodynamics
Otto cycle consists of following four processes

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

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Engineering Thermodynamics
The hard coke is obtained when carbonization of coal is carried out at

500° to 700°C
300° to 500°C
700° to 900°C
900° to 1100°C

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MORE MCQ ON Engineering Thermodynamics

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