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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The specific volume of steam with increase in pressure decreases

Inversely
Linearly
Rapidly first and then slowly
Slowly first and then rapidly

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Steam Boilers, Engines, Nozzles and Turbines
The number of drums in Benson steam generator is

One steam drum and one water drum
One
Two
No drum

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Steam Boilers, Engines, Nozzles and Turbines
The Locomotive boiler has

147 fire tubes and 34 superheated tubes
157 fire tubes and 24 superheated tubes
167 fire tubes and 14 superheated tubes
137 fire tubes and 44 superheated tubes

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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
Low pressure turbine
Impulse turbine
Back pressure turbine

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Steam Boilers, Engines, Nozzles and Turbines
Stage efficiency is also known as

None of these
Nozzle efficiency
Diagram efficiency
Gross efficiency

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of flue tube in a Cornish boiler is _________ that of the shell.

Three-fifth
One-third
One-fourth
Two-fifth

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