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Engineering Thermodynamics

Engineering Thermodynamics
The value of gas constant (R) in S. I. units is

0.287 J/kgK
287 J/kgK
2.87 J/kgK
28.7 J/kgK

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Engineering Thermodynamics
The natural petroleum may be separated into

Petrol
Kerosene
Fuel oil
Lubricating oil

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

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

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

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

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Engineering Thermodynamics
The absolute zero pressure can be attained at a temperature of

-273°C
273 K
0°C
None of these

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Engineering Thermodynamics
In an isothermal process, the internal energy

First increases and then decreases
Remain constant
Increases
Decreases

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MORE MCQ ON Engineering Thermodynamics

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