US$ 17.95
exposing chamber interior and septal structure for entry-level cardiac teaching
Economy 25 by 5mm ceramic disc magnet
producing distinct audible pitches at varying spin speeds to relate rotational frequency to perceived sound frequency
U-magnet and brass-rail apparatus that demonstrates the motor effect
and the triboelectric series
Variable Gap Magnet for Physics Demonstrations Base Size_8 x 5" exposing chamber interior and septalAdjustment 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.
US$ 17.95
US$ 17.95
US$ 288.50
US$ 17.95
US$ 17.95
US$ 17.95