C-Core Coils, Set of 5

A range of sturdy, mounted coils, designed for use with laminated cores and clips. The coils have different numbers of turns of copper wire, allowing students to investigate the relationship between voltage and number of turns, showing how transformers work etc. They can also be used to demonstrate electromagnetic induction (Faraday's law). Coils come complete with 4 mm sockets and include these coils: 50+ 100 turns; 200+ 300 turns; 300+ 350 turns; 400+ 500 turns; 550+ 600 turns.