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A slide rheostat (or sliding rheostat) is a circuit element that can change its resistance to act as a control circuit
Bell (Vacuum) Jar with stand base and with Electric Bell
Children can create hundreds of words
size 150mm x 90mm x 100mm
Conductors, Set of 3 Specimen A slide rheostat (or slidingSet of 3 Conductors. The Conductors Set contains three brass units on interchangeable pillars fitted with ebonite insulators. This aluminum sphere, 5cm in diameter, is mounted on an insulating support rod with a stable, durable base. Brass Cylinder 12. 5cm x 5cm dia., fitted with insulator of ebonite on metal base. Premium Quality: Conical Conductor is made of high grade construction all the way through, excellent build quality and proven reliability
