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MHT CET Physics question

PhysicsElectrostatic Potential and CapacitanceMHT CET

A particle of mass m and charge q is placed at rest in a uniform electric field E and then released, the kinetic energy attained by the particle after moving a distance y will be [MHTCET 2017]

Answer: (B)

Solution

By the work-energy theorem ; the other expressions have wrong powers of

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Question ID VK-070692