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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The high pressure and low pressure cylinders in a receiver type compound engine are regarded as having cranks

None of these
0° to each other
90° to each other
180° to each other

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Steam Boilers, Engines, Nozzles and Turbines
Water tube boilers are those in which

Water passes through the tubes and flue gases around it
Flue gases pass through tubes and water around it
Work is done during adiabatic expansion
Change in enthalpy

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Steam Boilers, Engines, Nozzles and Turbines
In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will

Worsen
Remain unaffected
May improve/worsen depending on size
Improve

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Steam Boilers, Engines, Nozzles and Turbines
The flow through a nozzle is regarded as

Constant volume flow
Isentropic flow
Isothermal flow
Constant pressure flow

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

All of these
Corrosion
Scale
Carryover

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Steam Boilers, Engines, Nozzles and Turbines
The effect of bleeding is that

All of these
It decreases the power developed by the turbine
It increases the thermodynamic efficiency of the turbine
Boiler is supplied with hot water

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