Mention three properties of infrared radiations similar to the visible light.
Mention three properties of infrared radiations similar to the visible light.
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(a) Infrared radiations travel in straight line as light does, with a speed equal to 3 x 108m/s in vacuum.
(b) They obey the laws of reflection and refraction.
(c) They do not cause fluorescence on zinc sulphide screen.
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