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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Benson boiler requires

One drum
No drum
Two drums
Three drums

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Steam Boilers, Engines, Nozzles and Turbines
The friction in the nozzle __________ exit velocity of steam.

Increases
None of these
Has no effect on
Decreases

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of steam turbines may be improved by

Any one of these
Binary vapor plant
Reheating of steam
Regenerative feed heating

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of superheated tubes in a locomotive boiler is

130 mm
31 mm
13 mm
230 mm

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Steam Boilers, Engines, Nozzles and Turbines
Steam exhaust from high pressure turbine is reheated in

A separate coil located in convection path
Boiler drums
Superheater tubes
Economizer

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

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

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