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Which of the following electromagnetic waves has longest
wavelength?
(1) Infra-red
(2) Light-rays
(3) Ultra-violet
(4) Gamma rays
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Answer / rejeesh
Infra Red
http://science.hq.nasa.gov/kids/imagers/ems/waves3.html
| Is This Answer Correct ? | 7 Yes | 5 No |
Answer / dinesh
Gamma rays have the longest wavelength then radio waves
| Is This Answer Correct ? | 3 Yes | 4 No |
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