Question

11. A toy car has been dropped from a height of 38m which hit the ground. Calculate the
speed during the impact.​

Answer 1

h=38 m

g=10 ms-2

u=0 ms-1

v=?

g=(v-u)t

10=v/t

s=ut + 1/2 at^2

38=5 * t^2

t^2=38/5

t=2.76 s

10=v/2.76

v=27.6 ms-1