A block pressed against the vertical wall in in equlibrium. The minimum coefficient of friction is
A block pressed against the vertical wall in in equlibrium. The minimum coefficient of friction is
Mukti Ranjan Jana , 6 Years ago
Grade 12th pass
IIT JEE Entrance Exam> A block pressed against the vertical wall...
1 Answers
Sarthak G
F=force acting on block
M= mass of block
u=cofficient of friction
friction is acting in upward direction
FORCE ACTING DOWNWARD=mg
force balancing it =friction =u(normal reaction)
mg=u(force acting on block)
u=mg/force acting on block
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