1. A 30-06 caliber hunting rifle fires a bullet of mass 0.0129 kg with a velocity of 602 m/s to the right. The rifle has a mass of 5.17 kg. What is the recoil speed of the rifle as the bullet leaves the rifle? Answer in units of m/s.
2 A. When a 0.8 kg baseball is hit, its velocity changes from 22 m/s to 26 m/s. What is the magnitude of the impulse delivered with the bat to the ball? Answer in units of N· s.
B. If the base ball is in contact with the bat for 1.3 ms, what is the average force exerted with the bat on the ball? Answer in units of kN.
3. A 0.16 kg ball of dough is thrown straight up into the air with an initial speed of 16 m/s. The acceleration of gravity is 9.8 m/s2.
A. What is its momentum at its maximum height? Answer in units of kg m/s.
B. What is its momentum halfway to its maximum height? Answer in units of kg m/s.