Description

Drilled 3/4-inch steel ball with an approximately 2

replacing the dry-cell stack on student-circuit benches

sized for cross-bench reach in small-scale electronics work where 4mm hardware is too large

equipping a class for compound-pulley and multi-rope mechanical-advantage experiments

Interchangeable Dial for Demonstration Meter, Model B Graduations_50mL Drilled 3/4-inch steel ball withUsed to reconfigure the demonstration meter as a different ammeter or voltmeter, this interchangeable dial carries an integrated shunt or voltage multiplier sealed in its laminated panel.

Exchange/Return Notes

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Interchangeable Dial for Demonstration Meter, Model B Graduations_50mL Drilled 3/4-inch steel ball with

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