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ScienceCLASS 9CBSE

answered 27 Mar 2026

Write an expression for the kinetic energy of an object.

A.VERIFIED ANSWERfact-checked by tutors

If a body of mass m is moving with a speed v, then its K.E. E_k is given by the expression,

E_k = 1/2 m v²

Its SI unit is Joule (J).

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Write an expression for the kinetic energy of an object.