Question

Why do we need large lands for wind energy? [3 Mark]

Answer 1

1. To generate electricity, the rotatory motion of the windmill is used to turn the turbine of the electric generator. [1 Mark]
2. The output of a single windmill is quite small and cannot be used for commercial purposes. [1 Mark]
3. Therefore, a number of windmills are erected over a large area, which is known as wind energy farm. [1 Mark]