A cement block of mass 20kg is at rest on an inclined plane that makes an angle of 30 degrees with the horizontal. What is the coefficient of static friction between the block and the surface?

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asked Jul 27, 2020 144k views

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A cement block of mass 20kg is at rest on an inclined plane that makes an angle of 30 degrees with the horizontal. What is the coefficient of static friction between the block and the surface?

Physics
middle-school

Tonys asked

by Tonys

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Answer:1/√(3)

Step-by-step explanation:

Coefficient of friction=Tan©=Tan30=1/√(3)

Anish answered Aug 2, 2020

by Anish

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