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Engineering Thermodynamics

Engineering Thermodynamics
One kg of hydrogen requires 8 kg of oxygen and produces

7 kg of water
9 kg of water
8 kg of water
1 kg of water

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Engineering Thermodynamics
A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is

-80 kJ
-140 kJ
+60 kJ
-40 kJ

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Engineering Thermodynamics
The compression ratio is the ratio of

Swept volume to total volume
Total volume to swept volume
Total volume to clearance volume
Swept volume to clearance volume

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Engineering Thermodynamics
The efficiency of Diesel cycle with decrease in cut-off

First decreases and then increases
Increases
Decreases
First increases and then decreases

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Engineering Thermodynamics
A cycle consisting of two adiabatic and two constant pressure processes is known as

Otto cycle
Joule cycle
Ericsson cycle
Stirling cycle

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Engineering Thermodynamics
The value of one bar (in S. I. units) is equal to

1 × 104 N/m2
1 × 105 N/m2
1 × 103 N/m2
1 × 102 N/m2

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MORE MCQ ON Engineering Thermodynamics

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