short note on frictional force
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Frictional force refers to the force generated by two surfaces that contacts and slide against each other. ... If an object is pushed against the surface, then the frictional force will be increased and becomes more than the weight of the object.
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you must have notice that when you gently road a ball on the floor it moves for some distance and then stopped the ball stop during the frictional force this force is present down to think in contact with each other it is also called a force of friction friction always worked in the opposite direction of motion therefore the moving object that slows down or stop due to friction to start moving an object has to act against friction force has applied against friction
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