All Problems

Kinematics

Problem 1.54

A cylinder rolls without slipping over a horizontal plane. The radius of the cylinder is equal to rr. Find the curvature radii of trajectories traced out by the points AA and BB (see Fig. 1.7).

Reveal Answer
RA=4r,RB=22rR_{A}=4 r, \quad R_{B}=2 \sqrt{2} r