US$ 140.00
current sensors
5 inch specific gravity cylinder with a top hook for density and specific-heat work
Used to read the microampere-scale currents found in photodiode and transistor-bias circuits
passenger deactivation switches
demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb
Drilled Aluminum Pendulum Ball, 25mm Subcategory_Power Supplies current sensorsAt a full inch diameter, the drilled aluminum ball gives a lightweight contrast to steel and brass balls of the same size in pendulum period and momentum transfer demonstrations.
US$ 140.00
US$ 159.99