What is the dc impedance of the electrode, assuming that it behaves as an ideal capacitor? (a) 0; (b) infinite; (c) √2 x 104 Ω; (d) √2 x 106 Ω.
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What is the dc impedance of the electrode, assuming that it behaves as an ideal capacitor? (a) 0; (b) infinite; (c) √2 x 104 Ω; (d) √2 x 106 Ω.
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- An instructor builds a circuit in which an AC power supply with an rms voltage of 220 V is connected to a 2.54 kQ resistor. (a) What is the maximum potential difference across the resistor (in V)? (b) What is the maximum current through the resistor (in A)? A (c) What is the rms current through the resistor (in A)? A (d) What is the average power dissipated by the resistor (in W)? WFind the charge on the capacitor in an LRC-series circuit when L = q(t) = C What is the charge on the capacitor after a long time? C - h, R = 10 , C = 0.01 f, E(t) = 250 V, q(0) = 1 C, and i(0) = 0 A.Suppose the amplitudes of the voltages are VC0=29.2 volts, VR0=25.3 volts, and VL0=39 volts. Calculate the amplitude of the voltage source.
- A current of I(t) = (5.50 mA)((sin(325 s-1)t ) passes through a 38 microF capacitor. What is the rms voltage across the capacitor?When an AC source is connected across a 11.0 Ω resistor, the output voltage is given by ΔV = (120 V)sin(70?t). Determine the following quantities. (a) peak voltage (b) rms voltage (c) rms current (d) peak current (e) Find the current when t = 0.0045A 2.04 kN resistor is connected to an AC voltage source with an rms voltage of 230 V. HINT (a) What is the maximum potential difference across the resistor (in V)? V (b) What is the maximum current through the resistor (in A)? A (c) What is the rms current through the resistor (in A)? A (d) What is the average power dissipated by the resistor (in W)?