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Engineering Thermodynamics

Engineering Thermodynamics
The ultimate analysis of coal consists of the determination of the percentage of

Sulphur and ash
Carbon
All of the listed here
Hydrogen and nitrogen

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Engineering Thermodynamics
A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is

Not possible
Cost will be very high
May be possible with lot of sophistications
Theoretically possible

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Engineering Thermodynamics
On weight basis, air contains following parts of oxygen

73
23
25
21

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

Kelvin
Centigrade
Fahrenheit
Celsius

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Engineering Thermodynamics
The ratio of two specific heats of air is equal to

0.17
0.1
0.24
1.41

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Engineering Thermodynamics
If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly

Temperature
Enthalpy
Entropy
Internal energy

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MORE MCQ ON Engineering Thermodynamics

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