Answer:
(a) Power is defined as the rate of doing work or the rate of transfer
of energy. The unit of power is watt or kilowatt.
(b) Kilowatt is the unit of power while kilowatt hour is bigger
unit of energy.
1 kilowatt hour = 3.6 x 106 J
(c) Mass of water = 2000 tonnes
1 tonne = 1000kg
Mass of water = 2000 x 1000
= 2 x 106 kg
Power
Yes, this power can be utilised.
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