Question

important question from law of motion
​

Answer 1

$\huge\underline\red{Answer}$

• Newton's laws of motion are three physical laws that, together, laid the foundation for classical mechanics.

• They describe the relationship between a body and the forces acting upon it, and its motion in response to those forces

Answer 2

Answer:

a) Define momentum. Write its SI unit.

(b) A bullet of mass 0.02 kg is fired from a gun weighing 7.5 kg if the initial velocity of bullet is 200 m/s. Calculate the speed with which the gun recoils.

1. Why is it advised to tie the luggage with a rope on the roof buses?
2. A book slides down a table top and comes to rest position after a certain distance. Name the force acting on the book. What types of forces are acting on the book? (Balanced/ unbalanced). Which force brought the book to rest?