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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
With increase in load, radiant superheater has

Drooping characteristic
Linear characteristic
Flat characteristic
Rising characteristic

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Steam Boilers, Engines, Nozzles and Turbines
A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as

Pass out turbine
Impulse turbine
Back pressure turbine
Low pressure turbine

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Steam Boilers, Engines, Nozzles and Turbines
The Parsons' reaction turbine has

Only moving blades
Only fixed blades
Identical fixed and moving blades
Fixed and moving blades of different shape

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Steam Boilers, Engines, Nozzles and Turbines
The safety valve on boiler drum compared to safety valve on superheater is set at

Higher value
Lower value
Lower/higher depending on steam flow
Same value

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Steam Boilers, Engines, Nozzles and Turbines
The high steam and low water safety valve is used to blow off steam when the

Both (A) and (B)
None of these
Water level in the boiler becomes too low
Steam pressure exceeds the working pressure

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Steam Boilers, Engines, Nozzles and Turbines
The cylinder condensation or missing quantity may be reduced by

Keeping the expansion ratio small in each cylinder
Superheating the steam supplied to the engine cylinder
The efficient steam jacketing of the cylinder walls
All of these

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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