GENERATION OF ELECTRICAL ENERGY QUIZ

For the safety of a steam boiler the number of safety valves fitted are

three

two

four

one

TRUE ANSWER : ?
YOUR ANSWER : ?

Load factor is generally

Equal to 1

None of these

More than 1

Less than 1

TRUE ANSWER : ?
YOUR ANSWER : ?

Alternator converts

Mechanical energy into electrical energy

None of these

Electrical energy into mechanical energy

Sound energy into electrical energy

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following coals has the highest calorific value?

Bituminous

Lignite

Peat

Anthracite coal

TRUE ANSWER : ?
YOUR ANSWER : ?

In case of ____ fuel transportation is the major problem.

Thermal power plant

Diesel power station

Hydroelectric plant

Nuclear power plant

TRUE ANSWER : ?
YOUR ANSWER : ?

In a regenerative feed heating cycle, the optimum value of the fraction of steam extracted for feed heating

Decreases with increase in Rankine cycle efficiency

Is unaffected by increase in Rankine cycle efficiency

Increases with increase in Rankine cycle efficiency

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Francis turbine is usually used for

High heads

Low heads

Any of these

Medium heads

TRUE ANSWER : ?
YOUR ANSWER : ?

The output of a solar cell is of the order of

1 W

5 W

10 W

20 W

TRUE ANSWER : ?
YOUR ANSWER : ?

Pelton turbines are mostly

Inclined

Vertical

None of these

Horizontal

TRUE ANSWER : ?
YOUR ANSWER : ?

For satellite the source of energy is

Cryogenic storage

Any of these

Solar cell

Battery

TRUE ANSWER : ?
YOUR ANSWER : ?