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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The safety valve on boiler drum compared to safety valve on superheater is set at

Lower/higher depending on steam flow
Lower value
Same value
Higher value

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Steam Boilers, Engines, Nozzles and Turbines
Efficiency of a thermal cycle increases by

Both (A) and (B)
Reheating of steam
Regeneration
Cooling of steam

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Steam Boilers, Engines, Nozzles and Turbines
Proximate analysis of fuel is determination of percentage of

Carbon, hydrogen, nitrogen, sulphur, moisture
Higher calorific value
Fixed carbon, ash, volatile matter, moisture
Lower calorific value

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Steam Boilers, Engines, Nozzles and Turbines
The process of maintaining the speed of the turbine constant for various load conditions, is known as

Reheating
Bleeding
None of these
Governing

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Steam Boilers, Engines, Nozzles and Turbines
Locomotive type' boiler is

Horizontal multi-tubular fire tube type
Water wall enclosed furnace type
Horizontal multi-tubular water tube boiler
Vertical tubular fire tube type

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Steam Boilers, Engines, Nozzles and Turbines
The length of shell of a Locomotive boiler is

2 m
4 m
1 m
3 m

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