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A body of mass 2kg is moving with a uniform velocity 3m/s. (a)what is the kinetic energy of the body? (b)if the body has 50J potential energy what is the mechanical energy of the body? |
| a) Find the value for kinetic energy using formulae ,K.E= 1/2 mv2 b)Total mechanical energy,= P.E + K.E (potential energy is given in the question) |
