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Hello.. Find the coefficient of friciton required to hold a mass M at rest on a vertical wall by applying a force F on it .

Hello..
    Find the coefficient of friciton required to hold a mass M at rest on a vertical wall by applying a force F on it .

Grade:9

1 Answers

Vikas TU
14149 Points
7 years ago
Here Force is acting on mass horizontally and friction would act vertically hence 
Friction force would be=>
f = uF
Hence to hold a mass M,
uF = Mg
 
u = Mg/F

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