Multiple Choice Questions
1. A ball with radius r = 0.15 m is rolling without slipping on fiat, level ground. Its angular
velocity is known to be 4.3 radjs. What is the linear speed of the ball's center of mass?
a.
b.
c.
d.
e.
0.65 m/s
29 m/s
0.035 m/s
4.
.
Multiple Choice Questions
1. A toy boat of mass m = 2.0 kg is moving northward at 1.0 mjs. A second boat is moving
eastward at 0.75 mjs. If the second boat's mass isM= 4.0 kg, what is the magnitude of
the total momentum of the system?
a.
b.
c.
d.
e.
1.0
8. Consider a car of mass, m moving around a horizontal circular curve. H the coefficient of
static friction is JL 8 , the coefficient of kinetic friction is JLk and the radius of the the curve
is r, what is the maximum speed the car can have and still ma