A 4.0 kg bundle starts up a 30° incline with 128 J of kinetic energy. How far will it slide up the plane if the coefficient of friction is 0.30?So, I began finding the Normal
N=W(y)=4cos30=3.46
Then found friction
f=uN
f=.3*3.46=1.04
So
E=E
K=Ug + Q
K=mgh + fd
K=mg(dsin30)+fd...