Question

state the transformation of energy in 1 electric motor 2 electric iron 3 solar cell 4 microphone 5 electric heater 6 gas stove​

Answer 1

1) electric energy to mechanical energy.

2) electric energy to heat energy.

3) light energy to electric energy.

4) electric energy to sound energy.

5) electric energy to heat energy.

6) mechanical energy to heat energy

Answer 2

(i) Electric heater: Electrical energy

into heat.

(ii) Electric motor: Electrical energy

into mechanical energy.

(iii) Dynamo: Mechanical energy into

electrical energy

(iv) Microphone: Sound into

electrical energy.

(v) Headphone: Electrical energy

into sound.

(vi) Hydroelectric power station:

Mechanical energy into electrical

energy.

(vii) Steam engine: Heat into

mechanical energy.

(ix) Photoelectric cell: Light into

electrical energy.

(x) Electric cell: Chemical energy

into electrical energy.