Description

Demonstrates Hooke's Law

Sized for compact classroom display

U-magnet and brass-rail apparatus that demonstrates the motor effect

producing distinct audible pitches at varying spin speeds to relate rotational frequency to perceived sound frequency

this resistance box at plus-or-minus 1% on each step replaces dozens of fixed resistors at the bench

Variable Gap Magnet for Physics Demonstrations Base Size_8 x 5" Demonstrates Hooke's LawAdjustment screws (3 x 1 inch) on a metal base position two neodymium magnets, varying the pole gap from 0. 4 to 8. 5cm and field strength from 100 to 7500 Gauss across the working volume.

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Variable Gap Magnet for Physics Demonstrations Base Size_8 x 5" Demonstrates Hooke's Law

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