Description
Curved ramp to deliver a ball for collision with constant energy. The apparatus includes:Two ½ inch steel balls, One 16mm glass ball, One 1 inch wooden plumb bob. With Instructions.
PH10517
Curved ramp to deliver a ball for collision with constant energy. The apparatus includes:Two ½ inch steel balls, One 16mm glass ball, One 1 inch wooden plumb bob. With Instructions.
PH10517