Question

Consider a drop of rain water having mass falling from a height of . It hits the ground with a speed of . Take '' constant with a value . The work done by the (i) gravitational force the (ii) resistive force of airs is:

A

B

C

D

Hard
NEET
Updated on : 2022-09-05
Solution
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Correct option is A)

 
work done by gravitional force

Change in kinetic energy


Work energy theorem:

where resistance    

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