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Engineering Thermodynamics

Engineering Thermodynamics
One kg of carbon monoxide requires __________ kg of oxygen to produce 11/7 kg of carbon dioxide gas.

11/4
9/7
4/7
All of the listed here

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Engineering Thermodynamics
Kelvin Planck's law deals with

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

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Engineering Thermodynamics
A diathermic wall is one which

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

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Engineering Thermodynamics
The unit of pressure in S.I. units is

Dyne per square cm
Pascal
mm of water column
kg/cm²

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Engineering Thermodynamics
The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as

External energy
Enthalpy
Internal energy
Entropy

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Engineering Thermodynamics
The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant)

mR (T2 - T1)
mcp (T2 - T1)
mcv (T2 - T1)
mcp (T2 + T1)

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