Recent content by jh001

  1. J

    Charged Capacitors - Homework Equations & Attempt at Solution

    "work out from first principles" is a bit cryptic/generic and not really helpful. The equation I gave IS in effect a differential equation (well, the solution to one) Can you please elaborate?
  2. J

    Solving Resistor Circuits: Find Currents in R & 10Ω Resistors

    Be careful when you say "voltage of the resistor R". You actually mean the voltage drop (ie. voltage difference between the ends) is 5.43204. That means the other end (where the 10Ω is connected) is at 6 - 5.43204 = 0.56796V. You'll also need to find the voltage at the other end of the 10Ω to...
  3. J

    Charged Capacitors - Homework Equations & Attempt at Solution

    Homework Statement A 10nF and 20nF capacitor is independently charged to respectively 40V and 50V. The positive sides of the two capacitors are connected, and a 1kΩ resistor is connected across the negative terminals. Find equations for total voltage VT(t) across the resistor and voltages...
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