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Steam Boilers, Engines, Nozzles and Turbines

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

None of these
Impulse-reaction turbine
Simple reaction turbine
Simple impulse turbine

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Steam Boilers, Engines, Nozzles and Turbines
The pressure at which latent heat of vaporisation of water is zero, is

225.6 kg/cm²
1 kg/cm²
100 kg/cm²
Below atmospheric pressure

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Steam Boilers, Engines, Nozzles and Turbines
The balanced draft furnace is one using

Induced draft fan and forced draft fan
Forced draft fan and chimney
Induced draft fan and chimney
Any one of the above

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Steam Boilers, Engines, Nozzles and Turbines
Superheating of steam is done at

Constant temperature
Constant pressure
Constant entropy
Constant volume

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Steam Boilers, Engines, Nozzles and Turbines
The high steam and low water safety valve is used to blow off steam when the

Both (A) and (B)
Water level in the boiler becomes too low
None of these
Steam pressure exceeds the working pressure

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

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

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