Physics in lab data lab 33.1.1 voltage sourceGraph V vs. xV= voltage x= position.03 Voltage3.5 cm.05 Voltage5.55 cm.08 Voltage7.5 cm11 cm.125 Voltage15 cm.18 voltage19 cm.25 voltagethe graph is a straight line3.1.2 Ohm’s LawI current over a range of voltagesV= 0I = 0V= .5I= .01V=1I=.02V=1.5I= .032V= 2I =.0423.1.3 light bulbreplace carbon resistor above with one light bulbthe light bulb lit up at 3VI = .0813.1.4 bulbs in series and parallelmuch dimmer – but equal dimnessI = .052this is dimmer than 3.1.3 because the energy is split between 2 lightblubs1.when one bulb is removed: goes back to one lightbulb2. parallelboth lightbulbs turned on and are brighter than beforeexplanation:i=.157remove one parallel: i= 1.163.1.5.r1+r247+47 = 94V/I2.7/.029 = 93.1 ohms3.2 resistor color codebrown, black, brown = 1, 0, 110 * 1 + 0 * 10^12.5 voltage/ .074 = 33.781/33.78 = .0291/100 + 1/47 = .03next part2.65/.017 = 155.8100+47 =
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