Question

Calculate the kinetic energy of an object of mass 200Kg moving with a speed of 3m/s

Answer 1

go through attachment

Answer 2

Answer:

KE = 900 J

Explanation:

KE=1/2*mv^2

so,m=200 kg

v=3m/s

substitute the values

1/2*200*3*3

we cancel 2 and 200 to get 100

100*3*3=100*9=900

so,

K.E=900 J