A 25- cents coin is placed on top of an index card which is placed on top of a plastic
container. When the index card is flicked with a finger sideward, the coin does not move
with the direction of the force, rather it falls inside the container. What do you think is the
reason why it does not move with the direction of the force?
Answers: 2
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A 25- cents coin is placed on top of an index card which is placed on top of a plastic
container. W...
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