A small ring, of weight w N, is threaded on a horizontal curtain rail. A light, inextensible string is pulling it along the rail. The tension in the string is equal to 2w N. Show that the least value of the coefficient of friction is 0.586, correct to three decimal places.
Mech 1 Watch
- Thread Starter
- 15-02-2016 02:08
- 15-02-2016 02:12
post some workings, go to bed and by tomorrow morning I am sure someone will point you in the right direction.