Which component of linear momentum does not contribute to angular momentum?

Angular momentum is :

What do you mean by angular momentum?

What do you mean by angular momentum.

what is law of conservation of angular momentum .

What is the relation between linear momentum and angular momentum?

The radius is 2hati + hatj +hatk , While linear momentum is 2hati +3hatj -hatk . The angular momentum is

A solid cylinder of mass 20 kg rotates about its axis with angular speed 100 rad s-^1. The radius of the cylinder is 0.25 m. What is the kinetic energy associated with the rotation of the cylinder? What is the magnitude of angular momentum of the cylinder about its axis?

what is law of conservation of linear momentum?