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In the circuit in the figure, the capacitors are completely uncharged. The switc

ID: 2242715 • Letter: I

Question



In the circuit in the figure, the capacitors are completely uncharged. The switch is then closed for a long time. As shown, R1 = 6.10 ?, R2 = 8.50 ?, and V = 14.5 V.


a) Calculate the current through the 4.00 ?-resistor.


please write answers clearly

In the circuit in the figure, the capacitors are completely uncharged. The switch is then closed for a long time. As shown, R1 = 6.10 ?, R2 = 8.50 ?, and V = 14.5 V. Calculate the current through the 4.00 ?-resistor. Find the potential difference across the 4.00 ?-resistor. Find the potential difference across the R1 = 6.10 ?-resistor. Find the potential difference across the R2 = 8.50 ?-resistor. Find the potential difference across the 1.00 ?F-capacitor

Explanation / Answer

when the switch is closed initialyy capacitor is short circuited.

after a long time capacitor acts as open ckt.

a) so, current through 4 ohms resistor = 0

b) zero

c) V1 = R1*V/(R1+R2) = 6.1*14.5/(6.1+8.5) = 6.058 volts

d) V2 = R2*V/(R1+R2) = 8.5*14.5/(6.1+8.5) = 8.442 volts

e) potential difference across capacitor = V2 = 8.442 volts