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... up the incline Fslip = µ x N = ( 0.25 )( 76. 008 N ) = 19.00 N F = 19.00 N Vector Mechanics for Engineers: Statics and Dynamics, 8/e, Ferdinand P Beer, E Russell Johnston, Jr., Elliot R Eisenberg,... 20° − ( 98.1 N ) sin 20° − F = Feq = 4.0355 N < Fmax , F = Feq Vector Mechanics for Engineers: Statics and Dynamics, 8/e, Ferdinand P Beer, E Russell Johnston, Jr., Elliot R Eisenberg, William E... equilibrium (b) With slip, F = µk N = 0.25 ( 47.128 lb ) F = 11.78 lb Vector Mechanics for Engineers: Statics and Dynamics, 8/e, Ferdinand P Beer, E Russell Johnston, Jr., Elliot R Eisenberg, William E