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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Air-fuel ratio in a jet engine will be of the order of

2.5006944444444
0.41736111111111
0.83402777777778
0.62569444444444

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Compressors, Gas Turbines and Jet Engines
The maximum temperature in a gas turbine is

1000°C
500°C
700°C
200°C

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Compressors, Gas Turbines and Jet Engines
If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is given by

1 - k + k (p₁/p₂)1/n
1 - k + k (p₁/p₂) n- 1/n
1 + k - k (p₂/p₁)1/n
1 + k - k (p₂/p₁) n-1/n

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Compressors, Gas Turbines and Jet Engines
A jet engine works on the principle of conservation of

Energy
Linear momentum
Flow
Mass

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency for reciprocating air compressors is about

60 to 70%
40 to 60%
70 to 90%
10 to 40%

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Compressors, Gas Turbines and Jet Engines
A jet engine has

No propeller
Propeller on the top
Propeller in front
Propeller at back

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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