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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The draught may be produced by a

Chimney
A steam jet
Mechanical fan
All of these

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Steam Boilers, Engines, Nozzles and Turbines
Water tube boilers are those in which

Work is done during adiabatic expansion
Change in enthalpy
Water passes through the tubes and flue gases around it
Flue gases pass through tubes and water around it

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Steam Boilers, Engines, Nozzles and Turbines
A safety valve usually employed with stationary boilers is

Dead weight safety valve
High steam and low water safety valve
Lever safety valve
All of the listed here

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Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are those in which

Forced circulation takes place
Flue gases pass through tubes and water around it
Tubes are laid vertically
Water passes through the tubes and flue gases around it

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Steam Boilers, Engines, Nozzles and Turbines
Incomplete combustion can be best judged by

Measuring temperature of flue gases at exit of furnace
Measuring carbon monoxide in flue gases
Smoky chimney exit
Excess air in flue gases

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Steam Boilers, Engines, Nozzles and Turbines
The fittings mounted on the boiler for its proper and safe functioning is a

Water level indicator
All of these
Pressure gauge
Safety valve

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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