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20 Nov 2019

You measure the potential difference across a capacitor atdifferenttimes while it's charging and record the followingresults:

Voltage (V) Time (s)
1.229 0.01651
2.479 0.03810
3.771 0.06966
4.979 0.12016

The final voltage the capacitor reaches after you go get somecoffeeis 6.250 V.

(a) Use Excel to construct a spreadsheetthatshows
(i) the above data as well as any andallcalculations needed to compute the resistance of thecircuitcomponent in question;
(ii) create a graph of-ln[(Vfinal-V)/Vfinal]vs. the time;
(iii) use Excel's trendline to plot a best-fit line through thedataand determine the slope from it.

(b) What is the slope of your graph?
Slope = 1

Time Constant (RC) =

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