Free Fall Apparatus on Stand
To demonstrate that objects of different weights fall at the same speed in vacuum. The unit consists of an acrylic tube, 680 mm long x 38 mm diameter, fitted with a removable plug at one end and the other end has a stopcock for connection to a vacuum pump. The unit is mounted on a heavy, cast iron tripod base. The tube can be easily removed from the base if needed.
Measurements are approximate.