Question

Plz solve this problem...​

Answer 1

Answer:

answer t=2√10sec

Explanation:

given s=-200m(as the projectile travelled downwards)

v(horizontal)=6m/s

v(vertical)=0m/s(since there is no vertical component)

g=10m/s²

since

s=ut+1/2at²

so

-200=0(t)-1/2(10)t²

-200=-5t²

t²=-200/-5=40

t=√40=2√10sec