Question

How radiowaves are produced?
Give three uses.

Answer 1

Radio waves are generated artificially by transmitters and received by radio receivers, using antennas.

USES

Radio waves are very widely used in modern technology for fixed and mobile radio communication, broadcasting, radar and other navigation systems, communications satellites, wireless computer networks and many other applications.

Answer 2

Question :-

How are radio waves produced ?

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Answer :-

Radio waves are produced by :

(i) Radio transmitters .

(ii) Sun .

(iii) T.V transmitters .

3 USES OF RADIOWAVES

(i) Radio waves are used for radar communications.

(ii) Radio waves are used for transmission of signals.

(iii) Radio waves are used in radios and televisions .

Hope it helps !

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