Question

a book of 10N is placed on the table . the force exerted by the surface of the table on the book will be

Answer 1

Its force exerted will be -10N

Answer 2

Hello friend!
Here's ur answer!
According to Newtons third law of motion, TO EVERY ACTION , THERE IS ALWAYS AN EQUAL AND OPPOSITE REACTION.
Therefore when a book of 10N is placed on the table, the force exerted by the surface of the table on the book will be also 10N.

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