Question

A demonstration gyroscope wheel is constructed by removing the tire from a bicycle wheel 0.660 min diameter, wrapping lead wire around the rim, and taping it in place. The shaft projects 0.205 mat each side of the wheel, and a woman holds the ends of the shaft in her hands. The mass of the system is 7.00 kg ; its entire mass may be assumed to be located at its rim. The shaft is horizontal, and the wheel is spinning about the shaft at 5.00 rev/s .

Find the force each hand exerts on the shaft when the shaft is at rest.

Enter your answers numerically separated by a comma.

FL, FR =

34.3,34.3

N

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Correct

Part B

Find the force each hand exerts on the shaft when the shaft is rotating in a horizontal plane about its center at 4.80×10^?2 rev/s .

Enter your answers numerically separated by a comma.

FL, FR =

41.1,27.541.1,27.5

  N  

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Part C

Find the force each hand exerts on the shaft when the shaft is rotating in a horizontal plane about its center at 0.305 rev/s .

Enter your answers numerically separated by a comma.

FL, FR =

?77.5,8.895?77.5,8.895

  N  

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Part D

At what rate must the shaft rotate in order that it may be supported at one end only?

?=

0.2420.242

rev/s

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plz help, all other chegg questions give the wrong answer. What is it with this problem? Nobody knows how to do it???

Answer 1