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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
An economiser is generally placed between

Last superheater or reheater and air preheater
Air preheater and chimney
Induced draft fan and forced draft fan
None of these

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Steam Boilers, Engines, Nozzles and Turbines
In a receiver type compound engine, the high pressure and low pressure cylinders

Are set at 90°
Have common piston rod
Are set in V-arrangement
Have separate piston rods

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Steam Boilers, Engines, Nozzles and Turbines
Presence of moisture in fuel oil would

Clean the nozzles
Aid in proper combustion
Because sputtering, possibly extinguishing flame
Keep the burner tips cool

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

Constant volume
Constant pressure
Constant entropy
Constant temperature

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Steam Boilers, Engines, Nozzles and Turbines
Water and sediment in fuel oil can be removed by

Cooling the oil in the settling tanks
Heating the oil in the settling tanks
Burning the oil
Suspension

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Steam Boilers, Engines, Nozzles and Turbines
Locomotive boiler is of the following type

Internally fired
Multi tubular
All of the listed here
Horizontal

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