Jockey for Wheatstone Bridge Subcategory_Electrostatics Greatly magnified Paramecium model reveals

Greatly magnified Paramecium model reveals cilia arrangement

Four-socket E10 lamp holder pre-wired in series on a hard-plastic base with two 4mm banana terminals

step-up/step-down ratios

Fourteen-orbital-shape model set with detailed illustrated instructions

Perforated 2mm-hole grid at 1cm intervals on an irregular-shaped body mounted at its center of gravity

Jockey for Wheatstone Bridge Subcategory_Electrostatics Greatly magnified Paramecium model revealsSprung tip jockey contact slides smoothly along the resistance wire of a Wheatstone bridge or potentiometer to find the null deflection balance point during student built bridge experiments.