Copper Electrodes

Details

9B20 - Circuits/Components/Inst.

Demo use only

Instances

Instance #273

G2B20A - Demo West (Duane Physics)

Good - Normal Wear Demo use only

Used in these demonstrations

60W incandescent bulb on ceramic socket base (unlit) connected by wires to a glass tank with copper plates draped over opposite short sides, filled with clear water

Safety

Salt Water Circuit

Students see that tap water alone cannot carry enough current to light a bulb, but adding salt provides mobile ions that enable conduction. Increasing salt concentration increases brightness, showing the …

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Demo use only

This equipment supports lecture demonstrations and cannot be reserved directly — it is assigned automatically as part of a demonstration. To use it, request a demo that includes it.