Description

delivering wheel-driven power to a lamp or a Newton color disc

mechanical-advantage

75-inch height range for bench apparatus

measuring period under different loads to isolate mass from weight

Demonstration DC Electric Motor Light & Optics_Spectroscopy delivering wheel-driven power to aOpen frame demonstration DC motor exposing armature, brushes, commutator, and field magnet for direct observation as students trace how current produces rotation in a closed magnetic circuit.

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Demonstration DC Electric Motor Light & Optics_Spectroscopy delivering wheel-driven power to a

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