Question

A ball is thrown vertically upwards reform to ground after 6 seconds. Velocity of its throw is

Answer 1

v=0

t=6sec

a=10m/s square

v=u+at

0=u+10×6

u= -60 m/s

Answer 2

v=0

t=6sec

a=10m/s square

v=u+at

0=u+10×6

u= -60 m/s