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A man moves down the fixed incline with a constant speed of 5m/s which makes an angle of 37(deg) with the horizontal, he finds that the rain is falling vertically downward. When he moves up with the same speed on the same inclined plane, he finds that the rain makes an angle of tan(inverse) of 7/8with the horizontal. The speed of the rain is a)sqrt(116) b)sqrt(32) c)5 d)sqrt(73) .
If you are unable to slove but understood the question, then give the diagram only.

Amit Saxena , 10 Years ago
Grade upto college level
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