Drilled Aluminum Pendulum Ball, 25mm Subcategory_Power Supplies Used to read the microampere-scale

Used to read the microampere-scale currents found in photodiode and transistor-bias circuits

letting students explore mechanical advantage by counting the supporting strands and measuring effort

Enlarged mandible model exposes lower jaw teeth

offering flexible positioning during force

demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb

Drilled Aluminum Pendulum Ball, 25mm Subcategory_Power Supplies Used to read the microampere-scaleAt 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.