The switch in the figure is closed at t=0, when the current is zero. When i =43 mA, what is the magnitude of the potential difference across the inductor? Note the resistor is 4,000 N not 4 N. 240 V 12 m H 4 k Q ll
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- The I vs t graph shown below is for an LR circuit with a battery. 1(A) 3. 2 1. 9 18 27 36 45 54 63 72 81 90 t(s) Determine the time constant of the LR circuit. TH If L9 H, determine R. R = Ω MYIn the figure, ɛ = 78.1 V, Rị = 14.4 N, R2 2.91 H. Immediately after switch S is closed, what are (a) i and (b) iz? (Let currents in the indicated directions have positive values and currents in the opposite directions have negative values.) A long time later, what = 16.7 N, R3 = 39.3 N, and L = %3DI need help with E, F, G, and H.
- Where a 44 V battery is connected to three resistors and an inductor with values R1 = 96 Ω, R2 = 24 Ω, R3 = 40 Ω, and L = 16 H. The switch has been OPEN for a LONG TIME. IMMEDIATELY AFTER we CLOSE the switch, what is the current in R3? 0.743 A 0.324 A 0.000 A 1.100 AIn a standard RLC circuit that we are looking at R = 0.075 Ω , L = 1.2 H and C = 1.6 F. The initial charge carries by the capacitor is Q0 = 0.045 C. The switch is closed at time t = 0. Calculate the value of Q, in coulombs, at time t = 1s.The primary coil in an ideal transformer has 1000 turns of wire and an emf of 100 V. The secondary coil has an emf of 10 V. How many turns of wire does the secondary coil have? 100 1000 10,000 100,000