Asked by s17
A carton of mass 35kg is at rest on a rough plane inclined at an angle of 40 degrees to the horizontal.
Calculate the magnitude of the friction force in newtons.
Calculate the magnitude of the friction force in newtons.
Answers
Answered by
Henry
M*g = 35 * 9.8 = 343 N. = wt. of carton.
Fp = 343*sin40 = 220.5 N. = Force parallel to the incline.
Fn = 343*cos40 = 262.8 N. = Normal force.
Fp-Fs = M*a.
220.5 - Fs = 35*0, Fs = 220.5 N. = Force of static friction.
Fp = 343*sin40 = 220.5 N. = Force parallel to the incline.
Fn = 343*cos40 = 262.8 N. = Normal force.
Fp-Fs = M*a.
220.5 - Fs = 35*0, Fs = 220.5 N. = Force of static friction.
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