Problem: An inelastic string is wrapped tightly around a cylindrical drum of 10 cm radius. If enough string is pulled out to cause the drum to rotate completely twice, how much string, in m, is pulled out?

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Problem Details

An inelastic string is wrapped tightly around a cylindrical drum of 10 cm radius. If enough string is pulled out to cause the drum to rotate completely twice, how much string, in m, is pulled out?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Converting Between Linear & Rotational concept. You can view video lessons to learn Converting Between Linear & Rotational. Or if you need more Converting Between Linear & Rotational practice, you can also practice Converting Between Linear & Rotational practice problems.

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