college

A ceiling fan has
15
15
inches). Suppose the fan turns at a rate of
60
revolutions per minute.
(a) Find the angular speed of the fan in radians per minute.
(b) Find the linear speed of the tip of a blade in feet per second.

Do not round any intermediate computations, and round your answer to the nearest whole number.

1. 👍 0
2. 👎 0
3. 👁 243
1. A ceiling fan has
15
15
inches). Suppose the fan turns at a rate of
60
revolutions per minute.
(a) Find the angular speed of the fan in radians per minute.
(b) Find the linear speed of the tip of a blade in feet per second.

1. 👍 0
2. 👎 0
posted by Ange

the linear speed is just radius * angular speed

120π/min * 15in * 1ft/12in * 1min/60s = (120π*15)/(12*60) ft/s

1. 👍 0
2. 👎 0
posted by Steve

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