Answer to Question #141044 in Classical Mechanics for Isurini Sirisena

Question

In terms of Newton’s laws of motion:
(a) Explain why this book will sit stationary on a table.
(b) Describe and explain what will happen if your hands then put an upwards force on the book that
is greater than its weight.
(c) Explain why you feel the book when your hands put that upwards force on it.

Answer 1

Solution

Part a) according to newton first law

Any body cannot change its motion unless applying external so book will sit stationary on a table.

Part b) when we apply upward force which is greater then its weight then book start to move in upward direction.

Part c) we also feel downward force due to its weight.