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Circular Motion
1.
The gravitron ride has a radius of 3.0 m and is turn so that it makes 17 revolutions in 50 seconds.
A. What is the period of the ride?
FBD
B. What is the velocity of the ride?
C. What must be the  of the walls
2.
The 0.85 kg block is rotating on a frictionless table. The string connected to it is 0.60 m long. The object makes 3 revolutions
in 5 seconds.
A. What is the period?
FBD
B. What is the frequency?
C. What is the velocity? Which way does it point?
D. What is the acceleration? Which way does it point?
E. What must be the tension in the string?
F.
How many RPM’s is the object making?
3.
The motorcycle is traveling in a circle with a radius of 300 m. It is traveling at 40 m/s.
A. How long does it take to make 1 lap?
FBD
B. What must be the  of the road in order for it to stay on the road?
C. Why did you not need to know the mass?
VERTICAL CIRCLES
4.
The ferris wheel (R = 35 m) turns so that the riders have no normal force at the top…
FBDtop
A. What must be the velocity of the riders?
35 m
B. What is the period of the ride?
FBDbottom
C. If the mass of the riders is 90 kg. What will be the normal force on
the bottom?
5.
Perform an internet search. Obtain an image (photo) of an object undergoing circular motion. Insert it where indicated.
A. Draw a vector on the image indicating:

The velocity.

The acceleration.
Insert image here
B. What force is the centripetal force?