Now suppose we remove the source of emf and begin with the charge on the capacitor equal to QO. When we close the switch the capacitor discharges. (The energy stored in the capacitor's electric field is dissipated in the resistor.) Applying Kirchoff's loop rule for clockwise travel starting at the switch gives us R C W Solving the loop equation using calculus yields for the charge and current respectively - RC i= བགས པ#ད] RC Suppose your RC series circuit has a 2.0-ohm resistor ad a 2.0 X10-бF capacitor. The initial charge, QO on the capacitor is 2.0 X10-6 C. The time constant is 4.0x 10-6 s. Calculate the q and i at 4.0X10-6s 0.74 x 10-6 and 0.19 A 0.72 x10-6 C and 0.72 A 2.0 x 10-6 C, 0.74 A 0.74 C and 2.0 x10-6 A

Inquiry into Physics
8th Edition
ISBN:9781337515863
Author:Ostdiek
Publisher:Ostdiek
Chapter7: Electricity
Section: Chapter Questions
Problem 27P: . The generator at a large power plant has an output of 1,000,000 kW at 24,000 V. (a) If it were a...
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Now suppose we remove the source of emf and begin with the charge on the capacitor equal to QO. When we close the switch the capacitor discharges. (The
energy stored in the capacitor's electric field is dissipated in the resistor.) Applying Kirchoff's loop rule for clockwise travel starting at the switch gives us
R
C
W
Solving the loop equation using calculus yields for the charge and current respectively
-
RC
i=
བགས པ#ད]
RC
Suppose your RC series circuit has a 2.0-ohm resistor ad a 2.0 X10-бF capacitor. The initial charge, QO on the capacitor is 2.0 X10-6 C. The time constant is
4.0x 10-6 s. Calculate the q and i at 4.0X10-6s
0.74 x 10-6 and 0.19 A
0.72 x10-6 C and 0.72 A
2.0 x 10-6 C, 0.74 A
0.74 C and 2.0 x10-6 A
Transcribed Image Text:Now suppose we remove the source of emf and begin with the charge on the capacitor equal to QO. When we close the switch the capacitor discharges. (The energy stored in the capacitor's electric field is dissipated in the resistor.) Applying Kirchoff's loop rule for clockwise travel starting at the switch gives us R C W Solving the loop equation using calculus yields for the charge and current respectively - RC i= བགས པ#ད] RC Suppose your RC series circuit has a 2.0-ohm resistor ad a 2.0 X10-бF capacitor. The initial charge, QO on the capacitor is 2.0 X10-6 C. The time constant is 4.0x 10-6 s. Calculate the q and i at 4.0X10-6s 0.74 x 10-6 and 0.19 A 0.72 x10-6 C and 0.72 A 2.0 x 10-6 C, 0.74 A 0.74 C and 2.0 x10-6 A
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