40 The spool shown in figure is placed on rough horizontal

Last updated: 6/12/2023

40 The spool shown in figure is placed on rough horizontal surface and has inner radius r and outer radius R The angle 0 between the applied force and the horizontal can be varied The critical angle 0 for which the spool does not roll and remains stationary is given by A 0 cos r R B 0 cos 2r R C 0 cos R D 0 sin r R F