4 A coin is placed 17 0 cm from the axis of a rotating

Last updated: 6/15/2023

4 A coin is placed 17 0 cm from the axis of a rotating turntable of variable speed When the speed of the turntable is slowly increased the coin remains fixed on the turntable until a rate of 43 0 rpm is reached at which point the coin slides off What is the coefficient of static friction between the coin and the turntable