The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

Steam Boilers, Engines, Nozzles and Turbines
The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

None of these

Forced steam jet draught

Chimney draught

Induced steam jet draught

None of these

Forced steam jet draught

Chimney draught

Induced steam jet draught

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Steam Boilers, Engines, Nozzles and Turbines
Spontaneous combustion is a phenomenon in which

Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal

Fuel burns with less air

Explosion in furnace

All the fuel burns instantaneously producing high energy release

Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal

Fuel burns with less air

Explosion in furnace

All the fuel burns instantaneously producing high energy release

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Steam Boilers, Engines, Nozzles and Turbines
When the circulation of water, in a boiler, is by convection currents which are set up during the heating of water, then the boiler is known as

Internally fired boiler

Forced circulation boiler

Externally fired boiler

Natural circulation boiler

Internally fired boiler

Forced circulation boiler

Externally fired boiler

Natural circulation boiler

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Steam Boilers, Engines, Nozzles and Turbines
The bituminous coal is no caking if its carbon content is

85-90%

78-81%

81-85%

90-95%

85-90%

78-81%

81-85%

90-95%

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Steam Boilers, Engines, Nozzles and Turbines
Rateau turbine is

Pressure compounded turbine

Pressure-velocity compounded turbine

Velocity compounded turbine

Simple reaction turbine

Pressure compounded turbine

Pressure-velocity compounded turbine

Velocity compounded turbine

Simple reaction turbine

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Steam Boilers, Engines, Nozzles and Turbines
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.

None of the listed here

Less than

Equal to

More than

None of the listed here

Less than

Equal to

More than

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

Steam Boilers, Engines, Nozzles and Turbines Spontaneous combustion is a phenomenon in which

Steam Boilers, Engines, Nozzles and Turbines When the circulation of water, in a boiler, is by convection currents which are set up during the heating of water, then the boiler is known as

Steam Boilers, Engines, Nozzles and Turbines The bituminous coal is no caking if its carbon content is

Steam Boilers, Engines, Nozzles and Turbines Rateau turbine is

Steam Boilers, Engines, Nozzles and Turbines In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.

Steam Boilers, Engines, Nozzles and Turbines
The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

Steam Boilers, Engines, Nozzles and Turbines
Spontaneous combustion is a phenomenon in which

Steam Boilers, Engines, Nozzles and Turbines
When the circulation of water, in a boiler, is by convection currents which are set up during the heating of water, then the boiler is known as

Steam Boilers, Engines, Nozzles and Turbines
The bituminous coal is no caking if its carbon content is

Steam Boilers, Engines, Nozzles and Turbines
Rateau turbine is

Steam Boilers, Engines, Nozzles and Turbines
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.