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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are

Internally fired
Internally as well as externally fired
None of these
Externally fired

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Steam Boilers, Engines, Nozzles and Turbines
The best suited coal for chain or traveling grate stoker boiler is

Coking coal
Pulverized coal
Non-coking or free burning coal
High sulphur coal

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

Isothermal flow
Isentropic flow
Constant pressure flow
Constant volume flow

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following boiler works on a forced circulation of water?

Lamont boiler
Loeffler boiler
Benson boiler
All of these

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of fire tube of Cornish boiler compared to its shell is

One third
One half
One fifth
One fourth

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Steam Boilers, Engines, Nozzles and Turbines
For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is

4/3 kg
8/3 kg
2 kg
1 kg

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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