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Engineering Thermodynamics

Engineering Thermodynamics
The state of a substance whose evaporation from its liquid state is complete, is known as

Perfect gas
Vapour
Steam
Air

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Engineering Thermodynamics
Mixture of ice and water form a

Isolated system
Open system
Heterogeneous system
Closed system

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Engineering Thermodynamics
In an isothermal process

There is no change in enthalpy
There is no change in temperature
All of the listed here
There is no change in internal energy

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Engineering Thermodynamics
Kerosene is distilled at

470° to 550°C
65° to 220°C
220° to 345°C
345° to 470°C

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Engineering Thermodynamics
The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion)

(v1 + v2)/v2
v2/v1
v1/v2
(v1 + v2)/v1

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Engineering Thermodynamics
Universal gas constant is defined as equal to product of the molecular weight of the gas and

Specific heat at constant pressure
Specific heat at constant volume
Gas constant
Ratio of two specific heats

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MORE MCQ ON Engineering Thermodynamics

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