Laplace Rail for Magnetic Field Demonstration, 11.75 x 3" Coating_Vinyl 3 glass beakers with DIN

3 glass beakers with DIN 12231 white graduations and a pouring spout

4 inches with thread-fitted joints tuning pressure by screw

providing a quick swap-in reference for general-purpose AC-circuit and timing-experiment work

5 inch dynamics carts in solid wood and aluminum with nylon ball-bearing wheels

Extended two-inch fingers on this vinyl-coated three-finger clamp provide deeper reach into apparatus assemblies

Laplace Rail for Magnetic Field Demonstration, 11.75 x 3" Coating_Vinyl 3 glass beakers with DINOpen Laplace rail with a free moving conductor and 4mm sockets, letting students watch the wire travel along the rail as roughly 3A of current crosses the magnetic field.