What happened when you slowly fulled the cardboard

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Please add other details here in comment section so this question could be answered more intelligently of objectively, otherwise it will be deleted as "vague question". What happened when you pulled the cardboard..... add more information).

Answers

2016-06-26T12:28:24+08:00
the coin will not fall and the coin will just stay in the cardboard because the force is not enough to make the coin fall.

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