Description

driving performance with motor-generator #2

displayed on a wooden block for balance calibration and weighing experiments in the lab

dissipating heat across the slide-bar carriage during sustained high-current circuit work in physics laboratory demonstrations

25 mm diameters

Bulb connected to a bourdon guage

Mechanical Stop Watch, 1/5 Second Graduations_50mL driving performance with motor-generator #2For timing experiments in physics classrooms, this mechanical stopwatch reads to one fifth of a second on an analog dial, running battery free for repeatable classroom and stockroom use.

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Mechanical Stop Watch, 1/5 Second Graduations_50mL driving performance with motor-generator #2

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