PHYSICS   LECTURE   DEMONSTRATIONS

Gravitational Torsion Balance


UNIT: Gravitation

PURPOSE: To show the gravitational force between a large and a small object.

EQUIPMENT:
1. Support base with leveling Feet
2. 1.5 kg lead balls(2)
3. Gravitational Torsion Balance
4. plastic plate
5. replacement torsion ribbon
6. Laser light source(PASCO OS-9171 He-Ne Laser)
7. meter stick

SUGGESTIONS:
Experiment is not suitable for classroom demonstration, however equipment is of interest for historical reasons.

DISCUSSION:
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Equipment/Set up

Manual Pages:(1) (2) (3) (4) (5) (6) (7) (8)