Mild Steel Block Calorimeter, 1kg, 3.5 x 1.75" Prong_3 deflecting a pivoting cobalt-steel compass

deflecting a pivoting cobalt-steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field

used to map how charge density concentrates at points of higher surface curvature

and a second copper) for side-by-side comparison of conductivity and resistance

and measuring powders and granules

Twelve-ball drilled set in a foam-lined plastic case with two each of aluminum

Mild Steel Block Calorimeter, 1kg, 3.5 x 1.75" Prong_3 deflecting a pivoting cobalt-steel compassHolds an immersion heater and thermometer in a 1kg mild steel cylindrical block, 3. 5 inches tall by 1. 75 inches diameter, for determining specific heat of steel by electrical heating.