A 2.30-kg block starts from rest at the top of a 30.0° incli
A 2.30-kg block starts from rest at the top of a 30.0° incline and slides a distance of 1.90 m down the incline in 1.80 s.
(a) Find the magnitude of the acceleration of the block.
_________ m/s2
(b) Find the coefficient of kinetic friction between block and plane.
_____________
(c) Find the friction force acting on the block.
magnitude
_________ N
____________direction ( up the incline,down the incline,normal to the incline and upward,normal to the incline and downward)
(d) Find the speed of the block after it has slid 1.90 m.
_____________ m/s