Question

20. A body starts moving with a velocity vo = 10 ms. It experiences a retardation equal to 0.20
velocity after 2s is given by
(a) + 2 ms-
(b) + 4 ms -1
(c) - 2 ms -1
(d) + 6 ms -1​

Answer 1

Explanation:

V=u+at

u=10m/s

a=-0.20m/s^2

t=2

v=9.60m/s