US$ 140.00
Cast-metal base mounts a heavy-duty electromagnet-driven fork at ~80Hz
housed in a 5
with masses between 50 and 400g for 5N spring-scale suspension work
Used to dissipate heat during sustained high-current work
and steel in a snap-top case
6-Piece Drilled Ball Set for Pendulum Demonstrations Glass Bottles_Reagent Bottles Cast-metal base mounts a heavy-dutySix material drilled ball set with 25mm balls of wood, aluminum, steel, copper, brass, and lead threading onto string or rod for mass dependent pendulum period comparisons.
US$ 140.00
US$ 50.00
US$ 63.99