Beam balance on base with suspended polystyrene ball and adjustable counterweight for demonstrating buoyancy on a body due to atmospheric pressure. At a state of equilibrium a Baroscope is placed in a vacuum bell jar under atmospheric pressure. The air in the bell jar is then evacuated the Styrofoam sphere falls on account of the reduction in lift.
Styrofoam sphere: 50 mm dia.
Base: 120x90 mm²
Height: 125 mm
Vacuum Bell Jar
Vacuum Bell Jar made of several mm-thick glass with grip knob and polished flange. The Bell is intended for use with the Vacuum Experiment Plate (U21850).
Specifications:
Inner diameter: 190 mm
Total height: 220 mm
Item: U21851
$ 121.00
Vacuum Experiment Plate
Experiment plate for the assembly of a vacuum chamber in conjunction with the Vacuum Bell Jar (U21851) for exploration of physical phenomena in vacuum. The metal plate has a sealing ring, is mounted on a tripod, has a hose connection on the pump-side
...Item: U21850
$ 199.00
