There are a number of devices in common use that change energy from one form to another. Name some devices that change
1.Electrical energy into light energy
2.Electrical energy into mechanical energy
3.Electrical energy into heat
4. Sound energy into electrical energy
5. Chemical energy into electrical energy.

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Solution

$1.$ Electrical energy into light energy
Example; Electric bulb, LED, etc.

$2.$ Electrical energy into mechanical energy
Example; Electric motor, compressor, etc.

$3.$ Electrical energy into heat
Example; hair straightener, electric heater, etc.

$4.$ Sound energy into electrical energy
Example; microphone, Piezoelectric transducers, etc.

$5.$ Chemical energy into electrical energy
Example; electrical cell, coal, etc.

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Similar questions

Q. Name the devices or machines which convert :

(a) Mechanical energy into electrical energy.
(b) Chemical energy into electrical energy.
(c) Electrical energy into heat energy.
(d) Light energy into electrical energy.
(e) Electrical energy into light energy.

Q. Name the devices or machines which convert:
(i) Electrical energy into sound energy.
(ii) Chemical energy into mechanical energy.
(iii) Chemical energy into heat energy.
(iv) Light energy into heat energy.

Q. Name the devices or machines which convert :

(i) Electrical energy into sound energy.
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(iii) Chemical energy into kinetic energy (or mechanical energy).
(iv) Chemical energy into heat energy.
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(a) electrical energy into mechanical energy.
(b) mechanical energy into heat energy.
(c) electrical energy into chemical energy.
(d) mechanical energy into electrical energy.

A device "X" converts the electrical energy into mechanical energy and the other device "Y" converts mechanical energy into electrical energy. Identify the devices X and Y.

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