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Engineering Thermodynamics

Engineering Thermodynamics
The fuel mostly used in blast furnace for extracting pig iron from iron ores is

Pulverized coal
Hard coke
Soft coke
Bituminous coal

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Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

40°C
80°C
20°C
0°C

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Engineering Thermodynamics
The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to

E/3
2E/3
3E/4
E/2

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

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

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Engineering Thermodynamics
The heating of a gas at constant pressure is governed by

Gay-Lussac law
Charles' law
Avogadro's law
Boyle's law

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Engineering Thermodynamics
When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel.

Combustion
Atomization
None of these
Carbonization

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