Arifle is aimed horizontally at a target 30 m away. the bullet hits the target 1.9 cm below the aiming point. what are the bullet’s a. time of flight? b. speed as it emerges from the rifle? 3.

0.0622 s

482.31 m/s

Explanation:

Given

target distance=30 m

Bullet hits the target 1.9 cm below

If we consider bullet motion to be projectile then

vertical distance traveled=1.9 cm

time travel to cover 1.9 cm is

here u is initial vertical velocity

Range =30 m

there are no contact forces mentioned on the list of choices that you've provided.