Answer to Question #260858 in Mechanics | Relativity for Max

Question

the angle of friction is angle: between the reaction force and the plane on whic an object is sliding. Is that true or not? Please help

Answer 1

$\text{The reaction force is directed perpendicular to the slip plane.}$

$\text{The angle of friction is the angle made by the resultant of the }$

$\text {limiting frictional force } F_{max} \text { and the normal reaction.}$

$\text{Answer: False}$