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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
All steam engines work on

None of the listed here
Second law of thermodynamics
First law of thermodynamics
Zeroth law of thermodynamics

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Steam Boilers, Engines, Nozzles and Turbines
With increase in load, radiant superheater has

Drooping characteristic
Rising characteristic
Linear characteristic
Flat characteristic

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Steam Boilers, Engines, Nozzles and Turbines
The draught in locomotive boilers is produced by a

Centrifugal fan
Chimney
None of these
Steam jet

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Steam Boilers, Engines, Nozzles and Turbines
An economiser is installed in a boiler primarily to

Increase steam pressure
Superheat the steam
All of the listed here
Reduce fuel consumption

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Steam Boilers, Engines, Nozzles and Turbines
The pressure of reheat steam after passing through reheater compared to inlet condition is

Equal
Less
May be more or less depending on capacity of reheater
More

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Steam Boilers, Engines, Nozzles and Turbines
Which is not correct statement about pulverized fuel firing?

Fuel burns economically
It is the best technique for burning high ash content fuel having low fusion ash
Heat release can be easily controlled
High burning rate is possible

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