Determine the inductor current () for both t= 0¯ and t> 0 for the given circuit. Assume V= 26 V. www- ww V t = 0 4 H The current for t = 0¯ is| The current for t>0 is i(t) = | |A. А.
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- How many turns of wire are needed to produce an inductance of 100 mH if the length of the coil is 30 cm, the diameter is 5.3 cm and the cavity is filled with air. If ?0 = magnetic permeability = 4π × 10^-7 T m/AAn oscillating LC circuit consisting of a 1.3 nF capacitorand a 4.5 mH coil has a maximum voltage of 2.3 V.What are (a) themaximum charge on the capacitor, (b) the maximum currentthrough the circuit, and (c) the maximum energy stored in themagnetic field of the coil?[A], + 3 If_R₁ = R₂ =3[Q], R₁ =2[Q], L=0.5[H] and i¸ (t) = 6 sin| 4t determine the current i, (t) through the inductor as t→ ∞.. is. R₂ 2 R₁- ww R3- iL L V2- (0.5v₂- πT
- A V = 50.0 V power supply fully charges a capacitor with capacitance C= 1.33 μF. The capacitor is then connected to a L = 92.7 mH inductor. Find the maximum current (in A) in the resulting oscillations. AAn L-C circuit containing an 80.0 mH inductor and a 1.25 nF capacitor oscillates with a maximum current of 0.730 A. Assuming the capacitor had its maximum charge at time t = 0, calculate the energy stored in the inductor after 2.20 ms of oscillation.(a) If an inductor carrying a 1.45 A current stores an energy of 0.250 mJ, what is its inductance? mH(b) How much energy does the same inductor store if it carries a 2.8 A current? mJ
- L/C. At a given time t in an LC circuit, the energy in the capacitor is 25.0% of the energy in the inductor. For this condition to occur, what fraction of a period must elapse following the time the capacitor is fully charged (at t = 0)? O A. 0.217 OB. 0.152 OC. 0.167 O D. 0.176 23An electrical engineer designed an RL circuit similar to the one shown in the figure, with E = 6.00 V, L = 2.00 mH, and R = 3.40 N. L R (a) What is the inductive time constant of the circuit (in ms)? 0.588 ms (b) Calculate the current in the circuit (in A) 250 µs after the switch is closed. 0.61 A (c) What is the value of the final steady-state current (in A)? 0.98 Apply Ohm's law. A (d) After what time interval (in ms) does the current reach 80.0% of its maximum value? 1.17 1o[1 - exp(- ). with i = 0.800I,: Use your value from part (c) for I, and the inductive Apply the equation for the current as a function of time in an RL circuit, i = I, time constant found in part (a). ms Need Help? Read It llRemove the inductor from the circuit in the figure and set R = 216 Q, C = 18.6 µF, fd = 60.0 Hz, and &m = 36.0 V. What are (a) Z, (b) , and (c) I? 90 R L 000 (a) Number Units (b) Number Units (c) Number Units