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Please do #3 of analysis, and guestion #1, 2 This is an experiment of RC circuit

ID: 1437167 • Letter: P

Question

Please do #3 of analysis, and guestion #1, 2

This is an experiment of RC circuit.

Analysis (8 pts): 1) Plot on a single graph, the voltage as a function of time for C1 and C2. According to equation (2), you should fit an exponential trendline through your data points. From your fit, you can obtain the time constants r and r2. What are the values of the time constants for Ci and C2? 2) Repeat the above for the series and parallel combinations of C1 and C2. 3) From the time constants obtained above, calculate the values of the capacitances of Ci, C2, their series combination, and their parallel combination. Questions (4 pts): 1) From your values of Ci and C2 determined from your plots, calculate the capacitances of the series and parallel combinations of these two capacitors according to equations (3) and (4) of your lab manual. 2) For the series and parallel combinations, compare the calculated values obtained in question (1) above with the values you obtained in analysis part (3) State the percentage differences between the calculated and analysis values

Explanation / Answer

1.
t = 1/RC
series
0.016 = [C1+C2]/R(C1C2)
parallel
0.04 = 1/R[C1+C2]

There are 3 variables and 2 equations, hence the constant value of R should be used to get to the answer

2. After finding the C1 and C2 from above equation, compare it with C1' and C2' obtained from graph to get [C1-C1']/C1 and {c2 - C2']/C2