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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as

Steam condenser
Steam boiler
Steam preheater
Economiser

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Steam Boilers, Engines, Nozzles and Turbines
When the speed of the crankshaft is between 100 r.p.m. and 250 r.p.m., the engine said to be a

High speed steam engine
None of the listed here
Slow speed engine
Medium speed steam engine

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Steam Boilers, Engines, Nozzles and Turbines
The chimney draught varies with

All of these
Temperature of furnace gases
Climatic conditions
Height of chimney

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of the plant __________ with the mechanical draught.

Decreases
None of these
Remains constant
Increases

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler is

All of these
Internally fired boiler
Stationary fire tube boiler
Horizontal boiler

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Steam Boilers, Engines, Nozzles and Turbines
If the critical pressure ratio for steam is 0.546, then the steam is initially

Superheated steam
Wet steam
None of these
Dry saturated steam

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