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Engineering Thermodynamics

Engineering Thermodynamics
The absolute zero pressure can be attained at a temperature of

None of these
-273°C
273 K
0°C

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Engineering Thermodynamics
The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as

Law of conservation of energy
Law of degradation of energy
Law of equipartition of energy
None of the listed here

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Engineering Thermodynamics
When a system changes its state from one equilibrium state to another equilibrium state, then the path of successive states through which the system has passed, is known as

Thermodynamic law
Thermodynamic cycle
Thermodynamic process
None of the listed here

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Engineering Thermodynamics
The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion)

v1/v2
v2/v1
(v1 + v2)/v1
(v1 + v2)/v2

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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
One kg of carbon monoxide requires 4/7 kg of oxygen and produces

11/3 kg of carbon dioxide gas
8/3 kg of carbon monoxide gas
11/7 kg of carbon dioxide gas
7/3 kg of carbon monoxide gas

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