Question:
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](https://media.kunduz.com/media/sug-question-candidate/20210922175615003509-3607878.jpg?h=512)
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