Question

a body is thrown horizontally from the top of a tower .it reaches the ground after 4s at an angle 45 to the ground . the velocity of projection

Answer 1

Answer:39.2m/s

Explanation:

V=gt=9.8 .4=39.2

Answer 2

39.2

Explanation:

Here we need to find V :

g=9.8

t=4sec

V=?

V=gt

V=9.8×4=39.2