1. How much faster would a person moving if they stood on top of a 12.2m high building to compare to the ground? Take the period to be one day, and the radius of the earth to be 6400 Km.
a. 0.000887 m/s
b. 0.727 m/s
c. 10.9 m/s
d. 0.465 m/s

2. A merry go round has angular velocity 6.00 rad/s. A ribbon is tied at the end of one of the arms and it has speed 3.90m/s. At what distance is the ribbon from the center of the merry go round.

a. 0.433 m
b. 6.00 m
c. 2.53 m
d. 0.650 m

3. A fan is spinning trying to cool down people during a hot summers day. It has a period of 1.33s and a diameter of 29.4 cm. It beings to slow down and it stops after 2.00s. How many revolutions did the fan make between the time it started to slow down and when it stopped.

a. 42.7 rev
b. 0.752 rev
c. 4.72 rev
d. 2.26 rev

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