Question: In opening a can using an electric can opener, you will note that the lid often develops a scalloped periphery, (a) Explain why scalloping occurs,

In opening a can using an electric can opener, you will note that the lid often develops a scalloped periphery,
(a) Explain why scalloping occurs,
(b) What design changes for the can opener would you recommend in order to minimize or, if possible, eliminate scalloping?
(c) Since lids typically are recycled or discarded, do you think it is necessary or worthwhile to make such design changes? Explain.

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