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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Hard coke is used in

Blast furnace
Domestic use
Thermal power plant
Cement industry

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Steam Boilers, Engines, Nozzles and Turbines
A condenser where circulating water flows through tubes which are surrounded by steam, in known as

Jet condenser
Evaporative condenser
Barometric condenser
Surface condenser

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Steam Boilers, Engines, Nozzles and Turbines
The actual power supplied by the engine crankshaft is called

Frictional power
None of these
Brake power
Indicated power

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Steam Boilers, Engines, Nozzles and Turbines
The maximum discharge of steam through a convergent-divergent nozzle depends upon

Both (A) and (B)
Initial pressure and volume of steam
Final pressure of steam leaving the nozzle
Area of nozzle at throat

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Steam Boilers, Engines, Nozzles and Turbines
The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades.

30 to 40%
10 to 15%
20 to 30%
15 to 20%

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Steam Boilers, Engines, Nozzles and Turbines
Cut-off ratio is the ratio of

Volume at cut-off to the swept volume
Clearance volume to the volume at cut-off
Swept volume to the volume at cut-off
Volume at cut-off to the clearance volume

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