ch11-p053 - 53. For simplicity, we assume the record is...

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53. For simplicity, we assume the record is turning freely, without any work being done by its motor (and without any friction at the bearings or at the stylus trying to slow it down). Before the collision, the angular momentum of the system (presumed positive) is I ii ω where I i 50 10 4 .k g m 2 and i = 47 .. rad s The rotational inertia afterwards is
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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