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Describe the Energy Changes Which Take Place in a Radio. - Science

Short Note

Describe the energy changes which take place in a radio.

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Solution

A radio converts electrical energy into sound energy. In a radio set, electrical energy causes the speaker’s diaphragm to vibrate and produce sound. So, the radio converts electrical energy into kinetic energy and finally into sound energy. This energy transformation can be written as,
Electrical energy → Kinetic energy → Sound energy

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APPEARS IN

Lakhmir Singh Science Class 9 Physics
Chapter 4 Work and energy
Short Answers | Q 25 | Page 163
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