Rain seems to be falling vertically to a person sitting in a bus which is moving uniformly eastwards with 10m/s. It appears to come from vertical at a velocity 20m/s. Find the speed of rain drops w.r.t ground.
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When Rain seems to be falling vertically to a person sitting in a bus that is moving uniformly eastwards with 10m/s.
Then the actual value of rain fall is resultant of relative value of rain fall and the speed of the man so it will be
√( 12^2+5^2) =
13km/h.
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