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LED Light Source with adjustable brightness control, for use with Millikan Oil Drop Apparatus.
Allows students to conduct experiments to measure the speed of light. Reflect a laser off a movable mirror into a light receiver to measure phase differences.
Replacement torsion bands for the Gravitational Torsion Balance (AP-8215A).
The Stress Strain Apparatus lets students observe stress and strain as they stretch a material to the point of fracture.
Allows the students observation of velocity of drop rising in an electric field, then permits calculation of the force on the charge carried by the oil drop.
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