US$ 345.73
111110 megohms across seven cascaded decades
dramatizing Coulomb repulsion and charge distribution on conductors
this 80mm steel needle in a 6mm rod doubles as a precise alignment reference for image-formation and ray-tracing setups
and 4mm terminals
5 inch tall
Lead-Acid Accumulator with Handle, 2V 20Ah Mechanics_Kinematics 111110 megohms across seven cascadedTransparent cased 2V 20Ah lead acid accumulator with removable handle and printed terminal markings, letting students see the plate stack and watch electrolyte action through the side wall.
US$ 345.73
US$ 47.99
US$ 25.51
US$ 760.52
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