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Posted by on Wednesday, November 7, 2012 at 3:02pm.

A computer is reading data from a rotating CD-ROM. At a point that is 0.035 m from the center of the disc, the centripetal acceleration is 122 m/s2. What is the centripetal acceleration at a point that is 0.064 m from the center of the disc?

  • Physics - , Wednesday, November 7, 2012 at 4:53pm

    a1=ω²•R1
    a2=ω²•R2
    a1/a2= R1/R2
    a2=a1•R2/R1

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