A uniform metal chain is placed on a rough table such that one end of chain hangs down over the ...

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A uniform metal chain is placed on a rough table such that one end of chain 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
[Kerala PET 2005; Similar EAMCET (Engg.) 1995]
(a) \( \frac{3}{4} \)
(b) \( \frac{1}{4} \)
(c) \( \frac{2}{3} \)
(d) \( \frac{1}{2} \)
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