Question

State the kind of energy transformation that takes place in the following devices:

a. Solar battery

b.Electric motor

c.Microphone

d.Thermal power plant

e.Hydroelectric power plant

Answer 1

Answer:

a. solar battery:solar energy into electrical energy

b. electric motor: electrical energy into heat

c.microphone: sound into electrical energy

d.thermal power plant: chemical energy. into heat energy

e.Hydroelectric power plant :kinetic energy into the mechanical energy

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Answer 2

Answer:

a. solar energy into electrical energy .

b. electrical energy into heat .

c. sound into electrical energy .

d. chemical energy into heat energy.

e. kinetic energy into the mechanical energy .