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JEE Main Physics question

PhysicsMotion in a PlaneJEE Main

An object of mass is projected with a speed of at an angle to the horizontal. At the highest point, the object breaks into two pieces of equal mass , and the first piece comes to rest. The distance between the point of projection and the point of landing of the second (bigger) piece is (given )

Answer: (C)

Solution

. Original range m, and the horizontal distance covered up to the highest point is m. At the highest point only horizontal momentum exists; since

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Question ID VK-157696