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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Rateau turbine is

Pressure-velocity compounded turbine
Pressure compounded turbine
Velocity compounded turbine
Simple reaction turbine

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Steam Boilers, Engines, Nozzles and Turbines
A closed vessel made of steel and used for the generation of steam is called a

Steam boiler
Steam turbine
Steam injector
Steam condenser

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Steam Boilers, Engines, Nozzles and Turbines
The factor of evaporation for all boilers is always

None of these
Greater than unity
Equal to unity
Less than unity

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of internal flue tubes of a Lancashire boiler is about ___ that of its shell.

One-half
One-fourth
Two-fifth
One-third

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Steam Boilers, Engines, Nozzles and Turbines
The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as

Bleeding
Regenerative heating
Reheating of steam
None of these

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Steam Boilers, Engines, Nozzles and Turbines
Mechanical equivalent of heat for 1 kcal or Joule's equivalent is equal to

539 kg.m
421 kg.m
421 kg.m
102 kg.m

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