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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Curtis turbine is a

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

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of heat utilized to produce steam and the heat liberated in furnace is known as

Boiler efficiency
Boiler evaporative capacity
Boiler effectiveness
Factor of evaporation

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Steam Boilers, Engines, Nozzles and Turbines
The numbers of fire tubes in a Cochran boiler are

165
225
75
115

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Steam Boilers, Engines, Nozzles and Turbines
Hard coke is used in

Thermal power plant
Domestic use
Cement industry
Blast furnace

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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

None of these
Reheating of steam
Regenerative heating
Bleeding

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Steam Boilers, Engines, Nozzles and Turbines
The cylindrical shell of a Lancashire boiler has diameter from

1 to 2 m
1.5 to 2.5 m
1.25 to 2.25 m
1.75 to 2.75 m

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