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Engineering Thermodynamics

Engineering Thermodynamics
The heat and work are mutually convertible. This statement is called ___ law of thermodynamics.

Second
Third
Zeroth
First

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Engineering Thermodynamics
Superheated vapour behaves

Exactly as gas
As steam
Approximately as a gas
As ordinary vapour

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Engineering Thermodynamics
The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units)

Q1 - 2 = dU + W1 - 2
Q1 - 2 = dU × W1 - 2
Q1 - 2 = dU - W1 - 2
Q1 - 2 = dU/W1 - 2

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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
Bituminous coal
Soft coke

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Engineering Thermodynamics
The unit of energy is S. I. units is

Watt (W)
Joule meter (Jm)
Joule (J)
Joule/meter (J/m)

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Engineering Thermodynamics
One kg of carbon requires 4/3 kg of oxygen and produces ________ kg of carbon monoxide gas.

44138
44015
44142
44046

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MORE MCQ ON Engineering Thermodynamics

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