A uniform rope of total length $l$ is at rest on a table with fraction $f$ of its length hanging (see figure). If the coefficient of friction between the table and the chain is $\mu$, then
A uniform rope of total length $l$ is at rest on a table with fraction $f$ of its length hanging (see figure). If the coefficient of friction between the table and the chain is $\mu$, then
- [KVPY 2017]
- A
$f=\mu$
- B
$f=1 /(1+\mu)$
- C
$f=1 /(1+1 / \mu)$
- D
$f=1 /(\mu+1 / \mu)$
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