Question

a stone is projected horizontally with 20 metre per second from the top of a tall building calculate its position in velocity after 3 seconds neglecting the air resistance .​

Answer 1

Answer:

105m

Explanation:

u=20m/s

g=10m/s^2

t=3s

s=ut+1/2gt^2at

s=20*3+1/2*10*3*3

s=105m