Investigation into resistance of a wire (contains spaces for diagrams).
Coursework An Investigation Into The Resistance of different lengths of wire Intro <Tab/>In my coursework I intend to determine the relationship between resistance of a circuit and the length of a piece of wire.
Planning Planning 1: Preliminary Work: I performed preliminary work to evaluate what voltage I was going to use for my proper experiment. The apparatus I will use for the preliminary is the same as I intend to …
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…be to keep the humidity of the room low prevent the wire getting moisture on it and so letting the electricity pass through that rather than the wire. I could place wire in a fume cupboard with a burning Bunsen burner to take out the O2 and preventing a layer of oxide forming. I could move the crocodile clips by attaching them to pieces of wood and moving them about under the fume cupboard door.
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