Questions
A rain drop of radius 2 mm falls from a height of 500m above the ground. It falls with decreasing acceleration (due to viscous resistance of the air) until at half its original height, it attains the maximum (terminal) speed and moves with uniform speed there after .What is the work done by the resistance force in the entire journey if its speed on reaching the ground is 10ms-1
detailed solution
Correct option is C
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