Question

In: Physics

What is considered as kinetic friction? Does that mean when I put the object on an...

What is considered as kinetic friction?
Does that mean when I put the object on an inclined plane, the object slides down is related to kinetic friction?
How can I distinguish from static friction?
Does that mean when I put the object on an inclined plane, the object remains at rest is considered as static friction?
Please clarify me.

Solutions

Expert Solution

If you try to slide an object , a small amount of force results in no motion. The force of friction is greter than the applied force and this is known as static friction. This friction resist the object to move( the object will remain at rest untlill the static friction is breaked)

When we apply a little more force the object breaks free and slides, although we still need to apply force to keep object moving. This is kinetic friction. This friction opposes the motuon of object ( while in motion).

When you put the object on an incline and the object slides down, then the kinetic friction acts in the opposite direction of motion.

Amd if object does not slide , means that there is static friction acting which resisting the object to start moving. You need to increase the incline angle to overcome the static friction and to let the object move.


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