Question

Calculate the K.E. and P.E. of the ball half way up, when a
ball of mass 0.1 kg is thrown vertically upwards with an
initial speed of 20 m/s.​

Answer 1

Answer:

As we know, K.E. = 1/2mv²

1/2*1/10*20 =1

therefore,K.E.=1J

P.E. = mgh

0.1*10*20=20

therefore, P.E. =20J