What is the new rotational rate

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Reference no: EM13307056

A record (mass 100g and radius 12cm) is rotating at a rate of 33rpm. A quarter (mass 6g) is dropped 2cm from the edge of the record. What is the new rotational rate if angular momentum is conserved? Model the record as a disk and the quarter as a point mass.

Reference no: EM13307056

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