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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
A boiler in India should conform to safety regulations of

ASTM
BS
DIN
IBR

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Steam Boilers, Engines, Nozzles and Turbines
The overall efficiency of thermal power plant is

Regenerative cycle efficiency
Carnot cycle efficiency
Boiler efficiency, turbine efficiency, generator efficiency
All the three above plus gas cycle efficiency

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

Constant entropy
Constant temperature
Constant volume
Constant pressure

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Steam Boilers, Engines, Nozzles and Turbines
In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from engine

Lancashire boiler
Babcock and Wilcox boiler
Benson boiler
Locomotive boiler

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Steam Boilers, Engines, Nozzles and Turbines
For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler.

Less
None of these
More
Equal

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

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