11 grade / physics

find the work by a body which is moving with a velocity of 10m/s and after covering some distance it has the velocity of 20m/s mass of the body 100kg

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asked by ajay
  1. What is the difference in the KE at both those velocityies? It takes work to increase KE/

    work=1/2 m(20^2-10^2)

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    posted by bobpursley

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