How do you solve for ΜK?How do you solve for ΜK?
μ k = f k N = f k w cos 25 ° = f k m g cos 25 ° . Substituting known values on the right-hand side of the equation, μ k = 45.0 N ( 62 kg ) ( 9.80 m/s 2 ) ( 0.906 ) = 0.082