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Engineering Thermodynamics

Engineering Thermodynamics
The absolute zero temperature is taken as

-273°C
237°C
-237°C
273°C

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Engineering Thermodynamics
An adiabatic process is one in which

The change in internal energy is equal to the mechanical work done
The temperature of the gas changes
No heat enters or leaves the gas
All of these

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Engineering Thermodynamics
If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called

Parabolic expansion
Adiabatic expansion
Hyperbolic expansion
Free expansion

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Engineering Thermodynamics
The natural petroleum may be separated into

Kerosene
Lubricating oil
Petrol
Fuel oil

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Engineering Thermodynamics
Which of the following variables controls the physical properties of a perfect gas?

Pressure
All of these
Volume
Temperature

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

Increasing the internal energy of gas and also for doing some external work
Doing some external work
None of these
Increasing the internal energy of gas

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MORE MCQ ON Engineering Thermodynamics

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