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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The fire tubes in a Scotch marine boiler are

None of the listed here
Horizontal
Inclined
Vertical

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Steam Boilers, Engines, Nozzles and Turbines
Cut-off governing of steam engines is a method of controlling the engine output by varying

All of these
Pressure of intake steam
Volume of intake steam
Temperature of intake steam

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Steam Boilers, Engines, Nozzles and Turbines
In a boiler, the heat is lost

All of these
In moisture present in the fuel
To dry flue gases
To steam formed by combustion of hydrogen per kg of fuel

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Steam Boilers, Engines, Nozzles and Turbines
The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be

0.67
1.67
0.4
0.56

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Steam Boilers, Engines, Nozzles and Turbines
Steam engine operates on

Stirling cycle
Brayton cycle
Joule cycle
Carnot cycle

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Steam Boilers, Engines, Nozzles and Turbines
Adiabatic process is

Non-heat transfer process
Essentially an isentropic process
Reversible process
Constant temperature process

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