4) Consider the circuit in Figure 5. Let VB = 12V , C = 15mF , and R2 = 752. R1 B В VB = R2 Figure 5: RC Cirtuit a) Which position of the switch will charge the capacitor? b) What should the resistance of R1 be such that the capacitor will charge to a potential of 85% of its max value, in a time of t = 1.5s? c) How long will it take the capacitor to discharge from it's max charge to 35% of its max?
4) Consider the circuit in Figure 5. Let VB = 12V , C = 15mF , and R2 = 752. R1 B В VB = R2 Figure 5: RC Cirtuit a) Which position of the switch will charge the capacitor? b) What should the resistance of R1 be such that the capacitor will charge to a potential of 85% of its max value, in a time of t = 1.5s? c) How long will it take the capacitor to discharge from it's max charge to 35% of its max?
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Answer A) , B), and C)
Transcribed Image Text:4)
Consider the circuit in Figure 5. Let VB = 12V , C = 15mF, and R2 = 75O.
R1
А
В
R2
VB
Figure 5: RC Cirtuit
a) Which position of the switch will charge the capacitor?
b) What should the resistance of R1 be such that the capacitor will charge to a
potential of 85% of its max value, in a time of t = 1.5s?
c) How long will it take the capacitor to discharge from it's max charge to 35%
of its max?
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