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Engineering Thermodynamics

Engineering Thermodynamics
A tri-atomic molecule consists of __________ atoms.

Four
One
Two
Three

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

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Engineering Thermodynamics
The absolute zero pressure will be

At the center of the earth
At the temperature of - 273 K
At sea level
When molecular momentum of the system becomes zero

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Engineering Thermodynamics
The basis for measuring thermodynamic property of temperature is given by

First law of thermodynamics
Second law of thermodynamics
Zeroth law of thermodynamics
Third law of thermodynamics

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Engineering Thermodynamics
Work done is zero for the following process

Throttling
Constant volume
Free expansion
All of the listed here

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Engineering Thermodynamics
1 kgf/cm² is equal to

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

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MORE MCQ ON Engineering Thermodynamics

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