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Answer on Mechanics | Relativity Question for melanie

Question #4327
A bullet is fired from a rifle that is held 1.5m above the ground in a horizontal position. The Initial speed of the bullet is 1210 m/s. find (a) the time it takes for the bullet to strike the ground (b) the horizontal distance traveled by the bullet
Expert's answer
(a) the time ittakes for the bullet to strike the ground
gt^2/2=1.5 => t=sqrt(3/g)=0.553 s
(b) the horizontal distance traveled by thebullet
S=1210*0.553=669.13 m

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