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Words: | Submitted: Fri Mar 04 2005
... 0.5V each time, starting at 0V and finishing and 6V. * To record the current after each voltage change. Readings shall be extremely accurate, as they are taken in Milliamps (a thousandth of an Amp). * To repeat the experiment twice to ensure Ammeter readings are accurate. * To make a table of results, showing the 1st and 2nd set of results and an average of the two. * To use the results table to draw up a graph to showing how the voltage affects the current through a filament lamp. * Finally to use the graph to see how voltage affects current through a filament lamp. Prediction/Hypothesis: We have made V/I graphs before in previous lessons, and the line joining the plotted points together on the graph was a straight, diagonally upward, line. So my prediction is that the current and voltage will increase equally meaning the graph we produce this time will show a ...
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