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Engineering Thermodynamics

Engineering Thermodynamics
When a gas is heated, change takes place in

Volume
Temperature
All of the listed here
Pressure

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Engineering Thermodynamics
A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be

3000 Nm
30 Nm
300,000 Nm
300 Nm

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Engineering Thermodynamics
Absolute zero pressure will occur

At a temperature of 273°K
When molecular momentum of the system becomes zero
At sea level
Under vacuum conditions

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Engineering Thermodynamics
1 kgf/cm² is equal to

1 mm Hg
Zero mm Hg
735.6 mm Hg
760 mm Hg

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Engineering Thermodynamics
Reversed joule cycle is called

Carnot cycle
Rankine cycle
Brayton cycle
Bell Coleman cycle

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Engineering Thermodynamics
When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is

Coke
Wood charcoal
Briquetted coal
Bituminous coal

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MORE MCQ ON Engineering Thermodynamics

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