39) The disadvantage of renewable sources of energy is :

intermittency

lack of dependability

availability in low energy densities

all of the above

Answer is:

all of the above

Generation of Electrical Energy MCQ - Electrician (Set-1) with Answers

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40) Wind as a source of power

is non-steady and unreliable

does not possess the basic requirements of any energy source

is plentiful, inexhaustible, renewable and non polluting

all of the above

Answer is:

all of the above

Explanation:

Wind as a source of power
* is non-steady and unreliable
* does not possess the basic requirements of any energy source
* is plentiful, inexhaustible, renewable and non polluting

41) Maximum wind Energy available is proportional to :

air density

cube of the wind velocity

square of the rotor diameter

all of the above

Answer is:

all of the above

42) A tidal power plant is installed in India near :

Bay of Bengal

Visakhapatnam

Goa

Gulf of Cambay

Answer is:

Gulf of Cambay

43) The turbine normally employed in tidal power plants is :

simple impulse type

propeller type

reaction type

reversible type

Answer is:

reversible type

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