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Grade 11Modern Physics

a ball is relased from top of a tower .the ratio of work done by foce of gravity in first, second and third second of the motion of the ball is???

Zeba ansari

8 Years agoGrade 11

1 Answer

Arun

8 Years ago

ratio is 1:3:5 , as work = force * displacement

and force is same in all three that is (mg)

and ratio of displacement in consecutive time interval is 1:3:5

so it is the answer

Regards

Arun (askIITians forum expert)

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