JEE Main Physics question

PhysicsMotion in a Straight LineJEE Main

Each question contains ASSERTION (Assertion) and REASON (Reason). Each question has the 4 choices (a), (b), (c) and (d) out of which **ONLY ONE** is correct. Statement 1: A body is dropped from a height of 40.0 m. After it falls by half the distance, the acceleration due to gravity ceases to act. The velocity with which it hits the ground is 20 ms (take g = 10 ms). Statement 2: .

Answer: (A)

Solution

After falling the first 20 m from rest, ms. With gravity then switched off, the body continues at this constant 20 ms

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Question ID VK-152166