A luggage carousel has the form of a large cone. Its surface slopesat 20 degrees

Question

A luggage carousel has the form of a large cone. Its surface slopesat 20 degrees with the horizontal. A 30 kg piece of luggage isplaced in the carousel,7.46m from axis of rotation. The bag travelsaround in 38.0 s. (a) calculate the force of static frictionbetween bag and carousel
(b)The motor is turned up and the rotation increases.The luggage isbumped to a position 7.94 meters from the axis of rotation. The bagis on verge of slipping once every 34.0 s. calculate the force ofstatic friction between bag and carousel

Explanation / Answer

Having trouble solving for fs in part a and b of thisproblem. Not coming out with the correct answer the back of thebook provides which is 106N for part a and 0.396 for part b.

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