Problem 5: A bank of batteries, total emf ɛ = 4.5 V, is in a circuit with resistor R=150 kQ, pacitor C = 470 nF, and two-pole switch S as shown. The switch is initially set to point a so that the tteries, resistor, and capacitor are in series. The switched is left in this position for a sufficiently ng time so that the capacitor is fully charged. R a S undomized Variables 3. = 4.5 V = 150 kN = 470 nF 구 Part (a) Calculate the maximum charge Q on the capacitor (in coulombs). Q =
Problem 5: A bank of batteries, total emf ɛ = 4.5 V, is in a circuit with resistor R=150 kQ, pacitor C = 470 nF, and two-pole switch S as shown. The switch is initially set to point a so that the tteries, resistor, and capacitor are in series. The switched is left in this position for a sufficiently ng time so that the capacitor is fully charged. R a S undomized Variables 3. = 4.5 V = 150 kN = 470 nF 구 Part (a) Calculate the maximum charge Q on the capacitor (in coulombs). Q =
College Physics
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Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:Problem 5: A bank of batteries, total emf ɛ = 4.5 V, is in a circuit with resistor R= 150 kQ,
R
capacitor C = 470 nF, and two-pole switch S as shown. The switch is initially set to point a so that the
batteries, resistor, and capacitor are in series. The switched is left in this position for a sufficiently
long time so that the capacitor is fully charged.
Randomized Variables
8 = 4.5 V
R = 150 kQ
C= 470 nF
Part (a) Calculate the maximum charge Q on the capacitor (in coulombs).
Q =
Part (c) The switch is now (at t = 0) moved to point b. Determine the current through resistor R (in amperes) the instant the switch is closed. You
may assume the direction of this current is positive.
I=
Part (d) Determine an expression for the voltage across the capacitor as a function of time, with the switch at position b, in terms of the emf ɛ.
V(t) =
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