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Generation of Electrical Energy

Generation of Electrical Energy
Francis, Kaplan and propeller turbines fall under the category of

Axial flow
Reaction turbine
Impulse reaction combined
Impulse turbine

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Generation of Electrical Energy
The value of the reheat factor is of the order of

Above 1.5
1.0 to 1.5
1.1 to 1.5
0.8 to 1.0

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Generation of Electrical Energy
Parson's turbine is

simple single wheel reaction steam turbine
simple single wheel, impulse steam turbine
pressure compounded steam turbine
multi wheel reaction steam turbine

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Generation of Electrical Energy
Which of the following component, in a steam power plant, needs maximum maintenance attention?

Water treatment plant
Steam turbine
Boiler
Condenser

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Generation of Electrical Energy
The overall efficiency of thermal power plant is equal to

Bioler efficiency × turbine efficiency × generator efficiency
Carnot cycle efficiency
Regenerative cycle efficiency
Rankine cycle efficiency

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Generation of Electrical Energy
In throttle governing

Larger heat drop is available
None of these
There no effect on heat drop
Lesser heat drop is available

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