Question

a book placed on a table find magnitude and direction​

Answer 1

➠ AnSwer :-

• you have a book on a table the book is exerted a force on the table (weight due to gravity), That's where you went wrong. The force that the book exerts on the table is not a gravitational force, it's a normal force. and the table reacts with an equal and opposite force.

Answer 2

Answer:

if it is placed then it is at rest so it has not any specific direction until or unless force doesn't act and it's magnitude is equal to the books weight