US$ 19.95
drawing both DC and AC simultaneously with short-circuit protection via a 0
measuring period under different loads to isolate mass from weight
and aqueous titrants
exposing extraocular muscles alongside internal ocular anatomy for ophthalmology teaching
Molded in one piece with sleeve-bearing wheels
Demonstration DC Electric Motor Light & Optics_Spectroscopy drawing both DC and ACOpen frame demonstration DC motor exposing armature, brushes, commutator, and field magnet for direct observation as students trace how current produces rotation in a closed magnetic circuit.
US$ 19.95
US$ 189.00
US$ 120.00
US$ 275.00
US$ 800.00
US$ 224.50
US$ 15.95
US$ 19.95
US$ 19.95
US$ 280.50