Part A

A ceiling fan with $90-cm-$diameter blades is turning

at $66rpm.$ Suppose the fan coasts to a stop $27s$

after being turned off.

What is the speed of the tip of a blade $10s$ after the fan is turned off?

Express your answer to two significant figures and include the appropriate units.

Correct

Part B

Through how many revolutions does the fan turn while stopping?

Express your answer using two significant figures.

Number of revolutions $=$

Incorrect; Try Again; $6$ attempts remaining