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Radio and TV reproduce the programme after receiving the
waves by antenna. These waves are
(1) Nothing but light rays but with larger frequency
(2) Nothing but light rays but with larger wavelength
(3) Like soundwaves with higher frequencies
(4) None fo the above
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( 2 ) hing but light rays but with larger wavelength
| Is This Answer Correct ? | 2 Yes | 0 No |
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