*10. D A computer is reading data from a rotating CD-ROM. At a pointthat is 0.030 m from the center of the disc, the centripetal acceleration is120 m/sº. What is the centripetal acceleration at a point that is 0.050 mfrom the center of the disc?

Given: The distance from disc is d=0.030 m. The centripetal acceleration is a=120 m/s2. The final…

Answered: *10. D A computer is reading data from…

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter10: Rotational Motion And Angular Momentum

Section: Chapter Questions

Problem 4CQ: Suppose a Piece of food is on the edge of a rotating microwave oven plate. Does it experience...

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An athlete swings a ball, connected to the end of a chain, in a horizontal circle. The athlete is able to rotate the ball at the rate of 8.00 rev/s when the length of the chain is 6.600 m. When be increases the length to 0.900 m, he is able to rotate the ball only 6.00 rev/s. (a) Which rate of rotation gives the greater speed for the ball? (b) What is the centripetal acceleration of the ball at 8.00 rev/s? (c) What is the centripetal acceleration at 6.00 rev/s?
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A car starts from rest and moves around a circular track of radius 30.0 m. Its speed increases at the constant rate of 0.500 m/s2. (a) What is the magnitude of its net linear acceleration 15.0 s later? (b) What angle does this net acceleration vector make with the car’s velocity at this time?
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*10. D A computer is reading data from a rotating CD-ROM. At a point that is 0.030 m from the center of the disc, the centripetal acceleration is 120 m/sº. What is the centripetal acceleration at a point that is 0.050 m from the center of the disc?