Induction benchmagnet, coil and field, computed live
By sparking Pathshala
Fig. 1 Field of the magnet and coil, horizontal plane through the axis
|B| field strength, log scale
drag magnet to move, drag space to orbit, scroll to zoom
Induced EMF
Current
Coil field, center
Force on magnet
Fig. 2 OscilloscopeCH1 induced EMF, CH2 induced current
Fig. 3 Flux linkage Λ against magnet positionEMF = −slope × speed