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Engineering Thermodynamics

Engineering Thermodynamics
The general law for the expansion or compression of gases, is

pv = C
pvγ = C
pv = m R T
pvn = C

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Engineering Thermodynamics
Which of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits?

O₂, N₂, H₂, air
SO₂, NH₃, CO₂, moisture
O₂, N₂, steam, CO₂
O₂, N₂, water vapour

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Engineering Thermodynamics
In a no flow reversible process for which p = (-3V + 15) × 105 N/m², V changes from 1 m3 to 2 m3. The work done will be about

10 × 10⁵ joules
1 × 10⁵ joules
100 × 10⁵ joules
10 × 10⁵ kilo joules

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Engineering Thermodynamics
Reversed joule cycle is called

Brayton cycle
Carnot cycle
Bell Coleman cycle
Rankine cycle

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Engineering Thermodynamics
Kelvin Planck's law deals with

Conversion of work into heat
Conservation of heat
Conservation of work
Conversion of heat into work

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Engineering Thermodynamics
The natural petroleum may be separated into

Fuel oil
Kerosene
Lubricating oil
Petrol

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MORE MCQ ON Engineering Thermodynamics

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