a box slides downwards at a constant velocity on an inclined surface that has a coefficent uk=.58. the angle of the incline is most nearly
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0=mgsinα - F(fr)=
=mgsinα - μN=
=mgsinα - μmgcosα.
μ=sinα/cosα =tanα
α =tan⁻¹0.58 =30.11º
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