Question: A wind turbine has 1 2 , 0 0 0 k g blades that are 4 1 m long. The blades spin at 2 1

A wind turbine has

12, 000 k g

blades that are

41

m long. The blades spin at

21

rpm

.

Part A

If we model a blade as a point mass at the midpoint of the blade, what is the inward force necessary to provide each blade's centripetal acceleration?

Express your answer with the appropriate units.

F =

Units

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