Exercise: Steam Nozzles And Turbines

Questions for: Steam Nozzles And Turbines

The velocity of steam, in reaction turbines, is increased in the fixed blades as well as in moving blades.
A:
True
B:
False
C:
D:
Answer: A
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The discharge through a nozzle is maximum for a certain value of exit pressure. This pressure is known as critical pressure.
A:
Agree
B:
Disagree
C:
D:
Answer: A
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The velocity of steam at throat of the nozzle is __________ the velocity of sound.
A:
equal to
B:
less than
C:
more than
D:
Answer: A
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Curtis turbine is a
A:
simple reaction turbine
B:
velocity compounded turbine
C:
pressure compounded turbine
D:
pressure-velocity compounded turbine
Answer: D
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In a single stage impulse turbine, the velocity of steam approaching nozzles is negligible.
A:
True
B:
False
C:
D:
Answer: A
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