A Bug (2 Grams)crawls from the Center to the Edge

question 52

Multiple Choice

A bug (2 grams) crawls from the center to the edge of a disk that is freely turning at 20 rpm.The disk has a mass of 11 grams and a radius of 26 cm.What is the disk's new angular speed?

• A)8.7 rpm
• B)10.3 rpm
• C)12.6 rpm
• D)14.7 rpm
• E)22.3 rpm

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