Why is it easier to open a top of a pen with two fingers than with one finger
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it is easy to open a top of pen with two fingers than with one finger because the force applied by one finger does not overcome the static friction of the cap so when two fingers are used to open the top of pen it can open the top of time because the force applied is greater than the static friction of the top of pen if you want more information about this like and comment box
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