Question

A Rifle Is Aimed Horizontally At A Target 30m Away. The Bullet Hits The Target 1.9cm Below The Aiming Point. (A) What Is The Bullet's Time Of Flight? (B) What Is The Muzzle Velocity?
bobpursley
time to fall 1.9cm:
h=1/2 g t^2, or t= sqrt(2h/g)=sqrt(.028/9.8) sec = .0534sec
speed= distance/time=30m/.0534=562m/s
I can not solve this problem

Related Questions

A rifle is aimed horizontally at a target 50m away. The bullet hits the target 2.0cm below the aim p... A rifle is aimed horizontally at a target 31 m away. The bullet hits the target 1.3 cm below the aim...