Brass Replacement Rod for Thermal Linear Expansion Apparatus Capacity_1000mL exposing the moving parts so

exposing the moving parts so students see directly how a DC current drives a rotating magnetic field

flexing under heat as each metal expands at a different rate

the fixed mounts steadying each lens for repeatable refraction and image-formation experiments at student-station scale

Twin-vessel electric calorimeter with a 250mL aluminum inner cup inside a 900mL outer jacket

88-inch face reading 0-2

Brass Replacement Rod for Thermal Linear Expansion Apparatus Capacity_1000mL exposing the moving parts soBrass replacement rod machined to 19 11 16 by 1 4 inch for the PH0371 Linear Expansion Apparatus, used to demonstrate thermal expansion against brass's well documented coefficient.