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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The ratio of the workdone on the blades to the energy supplied to the blades, is called

Gross or stage efficiency
Nozzle efficiency
Mechanical efficiency
Blading efficiency

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Steam Boilers, Engines, Nozzles and Turbines
A safety valve in a locomotive starts leaking. The leaking medium will be

Dry steam
Super heated steam
Water
Wet steam

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Steam Boilers, Engines, Nozzles and Turbines
The fittings mounted on the boiler for its proper and safe functioning is a

All of these
Water level indicator
Safety valve
Pressure gauge

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Steam Boilers, Engines, Nozzles and Turbines
The missing quantity per stroke is equal to

Mass of cushion steam + indicated mass of steam
Mass of cushion steam + cylinder feed
Cylinder feed indicated mass of steam
Cylinder feed + indicated mass of steam

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Steam Boilers, Engines, Nozzles and Turbines
The heat balance sheet for the boiler shows the

Moisture present in the fuel
All of these
Complete account of heat supplied by 1 kg of dry fuel and the heat consumed
Steam formed by combustion of hydrogen per kg of fuel

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Steam Boilers, Engines, Nozzles and Turbines
The purpose of governing in steam turbines is to

Maintain the speed of the turbine
Reduce the effective heat drop
Completely balance against end thrust
Reheat the steam and improve its quality

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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