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JEE Main 2006 Physics question

PhysicsMotion in a Straight LineJEE Main 2006

A body falling from rest under gravity passes a certain point . It was at a distance of 400 m from , 4 s prior to passing through . If , then the height above the point P from where the body began to fall is

Answer: (1)

Solution

Let the speed at P be . Over the last 4 s: \frac$12(10)(16) ⇒ 4v = 480

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Question ID VK-038738