Question

List 20 devices around you and state the energy conversion in them.

Answer 1

1) Mixer:

• Coverts electrical energy to mechanical energy.

2) Grinder:

• Coverts electrical energy to mechanical energy.

3) Heater:

• Coverts electrical energy to heat energy.

4) Fan:

• Coverts electrical energy to wind energy.

5) Bulb:

• Coverts electrical energy to light energy.

6) Torch:

• Coverts electrical energy to light energy.

7) Wind mill:

• Coverts wind energy to electrical energy.

8) Generator:

• Coverts chemical energy to electrical energy.

9) Speaker:

• Coverts electrical energy to sound energy.

10) Iron box:

• Coverts electrical energy to heat energy

11) Welder:

• Coverts electrical energy to heat energy.

12) Wood cutter:

• Coverts electrical energy to mechanical energy.

13) Petrol cutter:

• Coverts chemical energy to mechanical energy.

14) Electric motor:

• Coverts electrical energy to mechanical energy.

15) Induction stove:

• Coverts electrical energy to heat energy.

16) Hair dryer:

• Coverts electrical energy to wind energy.

17) Turbine:

• Coverts potential energy to electrical energy.

18) Vehicles:

• Coverts chemical energy to mechanical energy.

19) Washing machine:

• Coverts electrical energy to mechanical energy.

20) Current carrying coil:

• Coverts electrical energy to magnetic energy.