Water is used as a coolant in thermal power station.
Hence, water is used as a coolant in thermal power station.
Which one of the following statements about power stations is not true ?
(a) hydroelectric power stations use water to drive turbines
(b) in a power station, turbines drive generators
(c) electricity from thermal power stations differs from that produced in hydroelectric power stations
(d) in hydroelectric power stations and thermal power stations, alternators produce electricity
Why is water used as a coolant in motor vehicles and machines?
Water is used as a coolant in automobiles radiators because