Question

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

Answer 1

Electricity produced in a hydroelectric power station is similar to electricity produced in thermal power plants.
Therefore, the answer is,
(c) The electricity from a thermal power station differs from that produced in a hydroelectric power station.