Question

A body is projected horizontally from a
height of 78.4 m with a velocity 10 ms.
Its velocity after 3 seconds is​

Answer 1

Answer:

10i-30j

Explanation:

u=10m/s

t=3s

g=10m/s^2

v=u+gt

=10i+ 10*(-j)*3

=10i-30j