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Question
A book is at rest on the table which exerts a normal force on the book. If this force is considered a reaction force, what is the action force according to Newton’s third law?
Options
The gravitational force exerted by Earth on the book
The gravitational force exerted by the book on Earth
Normal force exerted by the book on the table
None of the above
Solution
Normal force exerted by the book on the table
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