ELECTRICITY AND MAGNETISM - RESISTANCE - RESISTIVITY AND TEMPERATURE	NC State University Faculty Access
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Description: Plot the Voltage and Current for a circuit lighting a 100 watt lamp. Voltage is supplied from a variac. Parts: Variac, lamp, large current meter, [optional VideoFlex camera with monitor] Quant. in Demo Room: 1 Demo References The Video Encyclopedia of Physics Demonstrations Disc 18-09 Plot current vs. voltage for carbon and tungsten lamps. Freier and Anderson Eg-5 Measure current and resistance at various voltages for a carbon and tungsten bulb.
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