engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electrician and Wireman Power Systems Generation of Electrical Energy
With reference to hydro-electric power stations, select the incorrect statement from the following alternatives.
1
It does not require time to start like a steam power station.
2
This requires a low charge because water is a source of energy that is freely available.
3
It is clean as it does not produce smoke or ash.
4
It involves little capital cost.