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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
By compounding the expansion of steam in two or more cylinders, the length of stroke

Increases
None of these
Does not change
Decreases

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Steam Boilers, Engines, Nozzles and Turbines
Water tube boilers are

None of these
Internally as well as externally fired
Externally fired
Internally fired

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Steam Boilers, Engines, Nozzles and Turbines
The turbine blades are

Curved
Circular
Straight
None of these

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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
Locomotive boiler
Babcock and Wilcox boiler
Benson boiler

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Steam Boilers, Engines, Nozzles and Turbines
A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called

Tandem type compound engine
Woolf type compound engine
None of these
Receiver type compound engine

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

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

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