A uniform rope of length L lies on a table. If the coefficient of friction is µ , the maximum fractional length of the hanging part of the rope from the edge of the table without sliding down is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
Lμ
b
Lμ+1
c
d
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Suppose Length of the hanging part is 'x' . Therefore length of chain lying on the table is (L-x). If λ be the mass per unit length of the chain , thenλx.g = µ(λ (L-x)g)⇒ x/L = (µ / 1+µ )