Question

An object of rectangle of mass M is stationary on an uneven surface inclined along the horizontal. If the angle exceeds a value, will the object begin to descend along the surface due to its mass?​

Answer 1

Answer:

An object of mass m rests on a plane inclined at an angle of θ. What is the maximum value for the coefficient of static friction at which the object will slide down the incline?

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ANSWER

The block would continue to slide down unless the force of sliding friction is less than the downward force.

⟹mgsinθ>μ

s

N

⟹mgsinθ>μ

s

mgcosθ

⟹μ

s

<

cosθ

sinθ

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