Question

Hydro power is more important that thermal power

Answer 1

Hydro-electricity or hydel power is more important than thermal power because it is produced from water, a perennial source. Other sources like coal, natural gas and petroleum are non-perennial and exhaustible.
They produce thermal power. they also cause pollution while hydro-power is smokeless

Answer 2

Hydro-electricity or hydel power is more important than thermal power because it is produced from water, a perennial source. Other sources like coal, natural gas and petroleum are non-perennial and exhaustible.