In the figure R1 When the switch is opened after having been closed for a long time, the current in the inductor drops from 1.00 A to 0.250 A in 0.200 s. = 4.00 N , and R2 = 1.00 N. The inductor is ideal. %3D What is the inductance of the inductor in mH?
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- You are a journeyman electrician working in an industrial plant. Your task is to connect an inductor to a 480-V, 60-Hz line. To determine the proper conductor and fuse size for this installation, you need to know the amount of current the inductor will draw from the line. The nameplate on the inductor indicates that it has an inductance of 0.1 H. An ohmmeter reveals that it has a wire resistance of 10 . How much current should this inductor draw when connected to the line?You are an electrician working in an industrial plant. You discover that the problem with a certain machine is a defective capacitor. The capacitor is connected to a 240-volt AC circuit. The information on the capacitor reveals that it has a capacitance value of 10 mF and a voltage rating of 240 VAC. The only 10-mF AC capacitor in the storeroom is marked with a voltage rating of 350 WVDC. Can this capacitor be used to replace the defective capacitor? Explain your answer.4. In what form is the energy of a capacitor stored?
- A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted between the plates without changing the spacing, and the capacitance becomes 15 F. What is the dielectric constant of this material?What do you think will happen to the current if the frequency is adjusted higher in the pure inductance experiment? and what will happen to the current if the frequency is adjusted lower in pure inductance experiment? explain why pleaseQ2 b) Illustrate the current waveform for a 100 mH inductor, if the voltage across the inductor is given by Figure Q2(b). c) Calculate the minimum and maximum equivalent inductance that can be given by five 5 mH inductors.
- At t=0, the current flowing in a 0.5-H inductance is 4 A. What constant voltage must beapplied to reduce the current to 0 at t=0.2 s?Suppose we want to combine (in series or in parallel) an inductance L with a 6-H inductance to attain an equivalent inductance of 2 H. Should L be placed in series or in parallel with the original inductance? What value is required for L?b) What is the current at t = 0.008 s? (In [A]) c) What is the voltage at t = 0.008 s? (in [V]) Hint: What relationships exist between voltage and current when the current in an inductor is interrupted?
- A resistor of resistance 20 ohms is in series with an inductor of inductance 2H. At t = 0, it is suddenly connected to a dc source voltage of 50V. Determine the current in the circuit at any time t. Determine the current and the voltages across each element at t = 15ms.Determine the equivalent capacitance of each of the circuits in the figure shown. Note: I leave the image of the exercises in Spanish, but it is easy to understand. Also in the other image is the correct final answer, for checking.What is the value of the induced voltage of the self-inductance when the rate of current is from 200 uA to 20 uA and the total time interval is 5 uS?