Picket Fence

Popis Aluminium strip with 21 openings for determining gravitational acceleration g from time intervals recorded for a light beam passing through the individual openings of the strip as it falls freely past the beam. Anodised sheet aluminium with two holes for suspension of additional weights to demonstrate that the acceleration is independent of the mass. Distance between rungs: 10 mm Dimensions: 205x75 mm2 approx.