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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
A valve installed between the boiler and the feed pump is

Blow off cock
Feed check valve
Steam stop valve
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The pressure compounded impulse turbine as compared to velocity compounded turbine require __________ number of stages.

Less
None of these
More
Same

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

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

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Steam Boilers, Engines, Nozzles and Turbines
Over fire burning is the phenomenon of

Supply of excess, air
Fuel bed firing
Supply of excess coal
Burning CO and unburnt in upper zone of furnace by supplying more air

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Steam Boilers, Engines, Nozzles and Turbines
The draught in locomotive boilers is produced by a

Steam jet
Centrifugal fan
Chimney
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is

Less
Equal
May be less or more depending on temperature
More

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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