Question

5/
/60
Mark for Review
51:23
un se
A particle starts with velocity 9 ms-1 along
the x-axis with retardation of 2 ms-2. The
total distance travelled before it stops, is​

Answer 1

Explanation:

u=9m/s

a= -2m/s^2

v= 0

v^2-u^2= 2as

(0)^2-(9)^2 =2×(-2)×s

-81=(-4)×s

s=81/4

s=20.25 m