It is a common observation that rain clouds can be at about 1 km altitude above the ground. If a rain drop falls from such a height freely under gravity, then what will be its speed in km h -1 ?(Take g = 10 m s -2 )
Text Solution
Verified by ExpertsThe correct answer is:
A
Here , u = 0, g = 
, h = 1 km = 1000m
As 
or 
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