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Engineering Thermodynamics

Engineering Thermodynamics
Heat and work are

System properties
Point functions
Path functions
Intensive properties

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Engineering Thermodynamics
No liquid can exist as liquid at

Vacuum
273°K
Zero pressure
Centre of earth

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Engineering Thermodynamics
Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant

Internal energy
Volume
Temperature
Pressure

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Engineering Thermodynamics
Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to

T
J²
J
Vr

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Engineering Thermodynamics
The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)

None of the listed here
δQ = T/ds
δQ = T.ds
dQ = ds/T

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Engineering Thermodynamics
The increase in entropy of a system represents

Increase in availability of energy
Decrease in pressure
Increase in temperature
Degradation of energy

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MORE MCQ ON Engineering Thermodynamics

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