Calculate the kinetic energy of a body of mass 1.0Kg and momentum 25Kgm/s.

412.5J

312.5J

212.5J​

1 thought on “Calculate the kinetic energy of a body of mass 1.0Kg and momentum 25Kgm/s. <br /><br />412.5J<br /><br />312.5J<br /><br />212.5J​”

1. Answer:

   Given,

   Mass, m=3kg

   Momentum, P=mv

   Velocity, v=

   m

   P

   =

   3

   2

   ms

   −1

   Kinetic energy,

   2

   1

   mv

   2

   =

   2

   1

   ×3×(

   3

   2

   )

   2

   =

   3

   2

   J

   Hence, kinetic energy is

   3

   2

   J

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