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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The basic job of feed water treatment in boilers is to overcome the problem of

All of these
Carryover
Corrosion
Scale

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Steam Boilers, Engines, Nozzles and Turbines
The critical pressure at which latent heat of vaporisation is zero is

100 kgf/ cm²
273 kgf/ cm²
1 kgf/ cm²
225.65 kgf/ cm²

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Steam Boilers, Engines, Nozzles and Turbines
Duplex feed pumps are used in small steam boilers. These operate on the principle of

Centrifugal pump
Gear pump
Reciprocating pump
Axial flow pump

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Steam Boilers, Engines, Nozzles and Turbines
Curtis turbine is a

Simple reaction turbine
Pressure compounded turbine
Pressure-velocity compounded turbine
Velocity compounded turbine

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Steam Boilers, Engines, Nozzles and Turbines
The height of chimney in a power plant is governed by

Control of pollution
Limitation of construction facilities
The draft to be created
Quantity of flue gases to be handled

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Steam Boilers, Engines, Nozzles and Turbines
Cochran boiler is a

Vertical water tube boiler
Vertical fire tube boiler
Horizontal water tube boiler
Horizontal fire tube boiler

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