This versatile galvanometer demonstrates how a current loop generates a magnetic field. It has Five, Ten, or Fifteen Turns , Acrylic loop.The galvanometer includes one 12.7 cm diameter acrylic hoop wrapped with two coils of copper wire. One coil has five turns, and the other coil has ten...

Chrome Steel magnets, good lifting power, N-pole marked, with keeper. Supplied in cardboard boxes.PHGAA050/1 15×6×75mmPHGAA050/2 15×6×100mmPHGAA050/3 15×6×150mmPHGAA050/4 15×8×75mmPHGAA050/5 15×8×100mm..

ALNICO, strong lasting power, with keepers. Supplied in cardboard boxes. Size Centre Lifting Gap PowerPHGAA060/1 37×13×10mm 18mm 350gPHGAA060/2 50×13×10mm 18mm 500gPHGAA060/3 75×13×10mm 18mm 500g..