Centrifugal force serves as a reaction force to centripetal force, which is the force needed to move an object in a circle at constant speed. According to Newton's first law of motion, a moving body travels along a straight path with constant speed unless it is acted on by an outside force.
There has always been a lot of speculation over why Vincent Van Gogh cut off his ear. While there are different theories floating around for the reason, the most accepted reason believes that he cut off ear during a seizure of epilepsy. Paul Gauguin and Vincent Van Gogh were friends.
Self-portrait: Vincent Van Gogh never spoke about the cause of his missing ear, but it is claimed rival Paul Gauguin chopped it off outside a brothel. History has always painted Vincent Van Gogh as the artist who cut off his ear. But according to researchers, history might have got the wrong man. They believe that, in fact, it was Paul Gauguin, an artist of almost equal renown, who cut off his friend's ear.