Mounted Component Logic XNOR Gate

Set of four 4 oz bottles of mineral oil, for use with the Millikan Oil Drop Apparatus.

LED Light Source with adjustable brightness control, for use with Millikan Oil Drop Apparatus.

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.

Combines features that significantly improve the ease of setup, the durability of the Torsion Band and the quality of results. In the newer models the spheres are tungsten rather than lead.