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Purpose:To stimulate thought regarding simple circuits.
Procedure:The apparatus consists of 5 light sockets with 2 fuses which can be used to short any two of the sockets. The wiring schematic is shown on the board by strips of black tape. Bulbs can be arranged is series, parallel or combinations. Bulbs are not ideal resistors, but qualitative results can be achieved which can help students to understand current flow in simple circuits. For example:
Hints:Use 3 100W and 3 40W light bulbs
Comments:If you have a suggestion for the use of this demo which might benefit others, you can enter it below.