A 1.5 kg mass starts from rest and slides down an inclined plane 8.4×10-1 m long in 0.56 s. What net force is acting on the mass along the incline?
An object is thrown vertically up and attains an upward velocity of 6.6 m/s when it reaches one fourth of its maximum height above its launch point. What was the initial speed of the object?
Find the magnitude of the displacement of a point on a wheel initially in contact with the ground when the wheel (of radius 53.7 cm) rolls forward half a revolution.