Answer to Question #333613 in Mechanics | Relativity for Binsoy

Question

A coin lying on a meterstick starts to slide down when one end of the stick is raised 36.4cm above the horizontal. Find The limiting angle for friction and the coefficient of starting friction

Answer 1

a)

$\theta=\arctan\frac lm=20°,$

b)

$\mu=\frac lm=0.364.$