2. A 250-kg sled at rest is pulled up a grassy hill and reached a speed of 051n/s2 aFter Srnis. If the hill is inclined at 3?\" and is pulled with a Force 0+ 2500:: at 20 with respect to the sue-Face of the hill, calculate the coefficient of kinetic friction between the sled and the hill. Kinematic Equations Newton's Laws of Motion Ux = Vox + axt Vy = Voy + ayt EF = 0 9 = 9.8 m/s2 1 (Newton's 1st Law) x = Xo + Voxt +, axt2 y = Vo + Voyt+ zaytz EF = ma v3 = Vay + 2ay(y - yo) weight = mass x g = Vox + 2a, (x - x0) (Newton's 2nd Law) x - X0 = = (Vox + vx)t y - yo = = (Voy + vy )t fsmax = Han fx = Han