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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The latent heat of steam with increase of pressure

Behaves unpredictably
Remain same
Increases
Decreases

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Steam Boilers, Engines, Nozzles and Turbines
Parson's reaction turbine is a __________ reaction turbine.

40 percent
60 percent
70 percent
50 percent

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Steam Boilers, Engines, Nozzles and Turbines
At which pressure the properties of water and steam become identical

225.6 kg/cm²
1 kg/cm²
100 kg/cm²
0.1 kg/cm²

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Steam Boilers, Engines, Nozzles and Turbines
The average operating pressure of Benson boiler is

250 bar
150 bar
200 bar
100 bar

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Steam Boilers, Engines, Nozzles and Turbines
A fusible plug is fitted in small boilers in order to

Avoid excessive build up of pressure
Control steam dome
Extinguish fire if water level in the boiler falls below alarming limit
Avoid explosion

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Steam Boilers, Engines, Nozzles and Turbines
The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

Induced steam jet draught
Forced steam jet draught
None of these
Chimney draught

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