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Engineering Thermodynamics

Engineering Thermodynamics
The atomic mass of sulphur is

12
14
16
32

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Engineering Thermodynamics
The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units)

Q1 - 2 = dU + W1 - 2
Q1 - 2 = dU/W1 - 2
Q1 - 2 = dU × W1 - 2
Q1 - 2 = dU - W1 - 2

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Engineering Thermodynamics
An adiabatic wall is one which

Discourages thermal interaction
Permits thermal interaction
Prevents thermal interaction
Encourages thermal interaction

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Engineering Thermodynamics
The value of one bar (in S. I. units) is equal to

1 × 103 N/m2
1 × 105 N/m2
1 × 104 N/m2
1 × 102 N/m2

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Engineering Thermodynamics
In an isothermal process

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

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Engineering Thermodynamics
The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is

23.97 bar
26.03 bar
25 bar
34.81 bar

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MORE MCQ ON Engineering Thermodynamics

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