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Generation of Electrical Energy

Generation of Electrical Energy
The commonly used material of condenser tubes is

Mild steel
Aluminum
Admiralty brass
Cast iron

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Generation of Electrical Energy
The ideal load factor should be

0.8
1
0.5
0.2

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Generation of Electrical Energy
Parson's turbine is

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

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Generation of Electrical Energy
Rankine cycle efficiency of a good steam power plant may be in the range of

90 to 95 percent
35 to 45 percent
15 to 20 percent
70 to 80 percent

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Generation of Electrical Energy
In coal preparation plant, magnetic separators are used to remove

Clinkers
Sand
Iron particles
Dust

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

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

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MORE MCQ ON Generation of Electrical Energy

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