Question

what is frictional force give two examples of frictional form​

Answer 1

Answer:

Dry friction describes the reaction between two solid bodies in contact when they are in motion (kinetic friction) and when they are not (static friction).

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Read about the different types of dry friction, from the links given below:

Static Friction Kinetic Friction

Rolling Friction Sliding Friction

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hope it is helpful

Answer 2

Answer:

Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism. Instead, scientists believe it is the result of the electromagnetic attraction between charged particles in two touching surfaces.

Rolling friction and sliding friction are examples