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JEE Main Physics question

PhysicsMotion in a Straight LineJEE Main

A particle is projected with velocity along the -axis. The deceleration on the particle is proportional to the square of the distance from the origin, i.e. . The distance at which the particle stops is

Answer: (B)

Solution

\dfrac{dv}{dx}x^2\displaystyle$ v dv=-α

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Question ID VK-158363