Double Long Pulley, 2" and 1.5" Wheels Material_Acrylic paired with a 13 mm

paired with a 13 mm curved enamel-coated steel blade for portable benchtop and laboratory measurement tasks

showing mechanical advantage through fluid pressure transmission

bridging picofarad and microfarad ranges for RC-time-constant and oscillator investigations

Copper 1-inch diameter pendulum bob at 2

Set of eight steel tuning forks tuned to scientific pitch (C4 = 256 Hz) for classroom work on sound waves

Double Long Pulley, 2" and 1.5" Wheels Material_Acrylic paired with a 13 mmUnequal wheel pulley with a 2 inch and a 1. 5 inch wheel at 5. 75 inches overall in a metal frame with end hooks, showing how different wheel diameters change mechanical advantage.