2. Solved Papers
  3. WB JEE Medical

WB JEE Medical WB JEE Medical Solved Paper-2007

  • question_answer
    A uniform metal chain is placed on a rough table such that one end of it hangs down over the edge of the table. When one-third of its length hangs over the edge, the chain starts sliding. Then, the coefficient of static friction is

    A)   0.3 N                   

    B)  30N

    C)  300 N                   

    D)  3000 N

    Correct Answer: D

    Solution :

                     \[\mu =\frac{F}{R}=\frac{mg/3}{2mg/3}=\frac{1}{2}\]


You need to login to perform this action.
You will be redirected in 3 sec spinner