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Answer to Question #47859 in Physics for azharuddin
Question #47859
a particle describes a horizontal circle on the smooth surface of an inverted cone. the plane of that circle is at a height of 9.8cm above the vertex. then the speed of the particle is?
Expert's answer
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Comments
Dear Kartikey, according to the picture N=mg/sinα.
From figure, mgsinα=N Since Nsin α=mg =>mgsin² α=mg =>sin²α=1 =>sinα=1 =>α=90° That is the slope of the cone is 90° that means there is no any cone, it will become a horizontal circle. Please verify.
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