Question

plz tell correct answer and as fast as possible​

Answer 1

Answer:

1.Roughness/smoothness of the sliding object.

2.Roughness/smoothness of the surface.

3.Shape/design of the object.

4.Normal force acting upon the sliding bodies.

5.Dry friction is independent of the surface area of a contact.

6.Type of friction involved(rolling/sliding)

7.Sliding surface's state of matter (solid/fluid) write any of them

2. Shyam. he brought rods and put under the box so the box is now easier to move because of rolling friction

3.Ram is a hard worker without using brain and Shyam is a good worker by using brain