Posted by **confused** on Monday, December 6, 2010 at 8:25pm.

1) A 6-ft propeller turns at 1200 revolutions per minute. Compare the angular velocity of the tip with the angular velocity at a point 10 in. from its center.

2) What is the angular velocity of a point on the tread of a 15-in. diameter tire on a car traveling 55 mph?