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What forces are acting on a book lying on the table? Are action-reaction forces involved in this situation?
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What forces are acting on a book lying on the table? Are action-reaction forces involved in this situation?

User Hiram
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There is a weight force acting on the book downwards. There is a normal contact force also on the book upwards. These are equal and opposite. These two force are NOT an action-reaction couple (they are different types, they both act on the book)
User Owsata
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