An object with a mass of #8 kg# is on a plane with an incline of # - pi/3 #. If it takes #6 N# to start pushing the object down the plane and #7 N# to keep pushing it, what are the coefficients of static and kinetic friction?
Static friction coefficient=
Kinetic friction coefficient=
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The coefficient of static friction is ( \mu_s = 0.75 ) and the coefficient of kinetic friction is ( \mu_k = 0.65 ).
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
- An object with a mass of #15 kg# is lying still on a surface and is compressing a horizontal spring by #5/6 m#. If the spring's constant is #15 (kg)/s^2#, what is the minimum value of the surface's coefficient of static friction?
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- An object with a mass of #2 kg# is on a plane with an incline of # - pi/12 #. If it takes #1 N# to start pushing the object down the plane and #5 N# to keep pushing it, what are the coefficients of static and kinetic friction?
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