A solid cylinder is placed on the end of an inclined plane. It is found that the plane can be tipped at an angle before the cylinder starts to slide. When the cylinder turn on its sides and is allowed to roll, it is found that the steepest angle at which the ctlinder performs pure rolling is . The ratio tan tan is |
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a) |
3 |
b) |
c) |
1 |
d) |

A solid cylinder is placed on the end of an inclined plane. It is found that the plane can be tipped at an angle before the cylinder starts to slide. When the cylinder turn on its sides and is allowed to roll, it is found that the steepest angle at which the ctlinder performs pure rolling is . The ratio tan tan is |
|||||||

a) |
3 |
b) |
c) |
1 |
d) |

1 Answer

127 votes

**(a)**

For no sliding

For rolling friction, force

For pure rolling,

127 votes

127