A light wave is incident over a plane surface with velocity x. After reflection the velocity becomes-

Related MCQs

• An optically plane surface reflects a beam of light –
• A ray of white light strikes the surface of an object. If all the colours are reflected, the surface would appear
• In which one of the following the phenomenon of total internal reflection of light is used?
• Total internal reflection can not take place when light goes from –
• For a ray of light to suffer total internal reflection it has to pass from –
• If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface?
• Why are we able to hear short wave broadcasts better than long wave broadcasts?
• When a light wave is reflected from a mirror, there is a change in its –
• Which of the following phenomenon helps to conclude that light is a transverse wave?
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