Circular Coil (0826) Specifications : Size: 30 x 20 x 20 cm – Weight: approx. 1.2 kg. This equipment has been developed for students demonstrations on static magnetic fields generated by a constant flowing current. The evident results can be visualised by the more classical iron filings’ disposition along the magnetic lines of a force. LAWS & PRINCIPLES INVESTIGATED : • Magnetic field by electric current. Qty :