Lisa traveling carousel. She sits on a bench, 0.55 m from the carousel center, at A in the figure. The carousel rotates at 15 rev / min. Lisa weighs 33 kg.

a) Draw a diagram showing the forces acting on Lisa as she goes carousel. NOTE! You do not need to calculate the size of the forces.

b) What is Lisa's speed?

c) Lisa moves gently outward on the bench to point B, 1.2 m from the center. How large must the coefficient of friction at least for that Lisa does not begin to slide on the bench before she came to B?

Question

Lisa traveling carousel. She sits on a bench, 0.55 m from the carousel center, at A in the figure. The carousel rotates at 15 rev / min. Lisa weighs 33 kg.

a) Draw a diagram showing the forces acting on Lisa as she goes carousel. NOTE! You do not need to calculate the size of the forces.

b) What is Lisa's speed?

c) Lisa moves gently outward on the bench to point B, 1.2 m from the center. How large must the coefficient of friction at least for that Lisa does not begin to slide on the bench before she came to B?

anonymous · Answer

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