Recent content by Knight to b2

Ah, so 1) and 2) Since it is an inelastic collision, energy is not conserved but momentum (angular) is during the collision 3) Would energy be conserved for the "swinging up" after the collision?

Homework Statement A block of mass m slides down a frictionless ramp from height h above the floor. At the base of the ramp it collides and sticks to the lower end of a uniform rod, length L, mass 2m, that is suspended about a pivot at point O, about which it is free to rotate. Express...