Asmall metal ball is suspended from the ceiling by a thread of negligible mass. the ball is then set in motion in a horizontal circle so that the thread’s trajectory describes a cone. the acceleration of gravity is 9.8 m/s 2 . r v g ℓ m θ what is the speed of the ball when it is in circular motion? answer in terms of g, ℓ and θ.
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Asmall metal ball is suspended from the ceiling by a thread of negligible mass. the ball is then set...
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