2. The current through a 200mH inductance changes from 0 to 100mA in 2us. How much is V ?
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A: Given, Inductance, L = 100 mH Current, I = 1 A
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A: According to question
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Q: A coil has inductance of 5 H and resistance 20 ohms and voltage connected of 100 volt battery. Find…
A: The inductance and impedance of the coil is given as: Z=R+jωL=20+j2π×50×5=20+j1570.796…
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A: Taking KCL at Vx Vx - V15 + j5 + j2 + Vx - V25 + j5 + j2 + V2-j10 = 0⇒ Vx - 105 + j7 + Vx - 10∠905…
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A: First we will find out total charge then we will find out time to charge the capacitor .
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Q: Assuming that the inductor is replaced by a short (still with the current i through it in the…
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Q: A resistance of 12 ohms and capacitance of 0.01 farad is connected in series with a 200 volts…
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- You find that a 25-F capacitor connected to 480 VAC is defective. The storeroom has no capacitors with a 480-VAC rating. However, you find two capacitors rated at 50 F and 370 VAC. Can these two capacitors be connected in such a manner that they can replace the defective capacitor? If yes, explain how they are connected and why the capacitors will not be damaged by the lower voltage rating. If no, explain why they cannot be used without damaging the capacitor.A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating of 600 WVDC. The capacitor and resistor are connected to a 480-V, 60-Hz circuit. Is the voltage rating of the capacitor sufficient for this connection?Incandescent lighting of 500 W is connected in parallel with an inductive load. A clamp-on ammeter reveals a total circuit current of 7 A. What is the inductance of the load connected in parallel with the incandescent lights? Assume a voltage of 120 V and a frequency of 60 Hz.
- Three capacitors having capacitance values of 20F,40F, and 50F are connected in parallel to a 60 - Hz power line. An ammeter indicates a circuit current of 8.6 amperes. How much current is flowing through the 40F capacitor?You are working in an industrial plant. You have been instructed to double the capacitance connected to a machine. The markings on the capacitor, however, are not visible. The capacitor is connected to 560 volts and an ammeter indicates a current of 6 amperes flowing to the capacitor. What size capacitor should be connected in parallel with the existing capacitor? What is the minimum AC voltage rating of the new capacitor? What is the minimum DC voltage rating of the new capacitor? What is the minimum KVAR size that can be used in this installation?What is the equivalent resistance ?? and what is the total inductance ??
- An inductance coil consumes 500W of power at 10A and 110V and 60HZ. Determine the resistance and the inductance of the coilA 100mH pure inductance is connected in a parallel with a 40ohms resistor. What is the power drawn if the voltage is 220volts and 60hz?An inductor and resistor are connected in parallel to a 120-V, 60-Hz line. The resistor has a resistance of 50 ohms, and the inductor has an inductance of 0.2 H. What is the impedence through the circuit?
- A 22-k resistor and a 0.02-F capacitor are connected in series to a 5-V source. How long will it take the capacitor to charge to 3.4 V Select one: a. 0.501 ms b. 0.66 ms c. 0.44 ms d. 0.70 msWhen the switch is closed in above circuit, what is the voltage on the inductor, resistor R1 and R2 after 2.2us , assuming 0 V on the inductor to start?A resistance of 12 ohms and capacitance of 0.01 farad is connected in series with a 200 volts battery. Find the charge after 0.5 second and the current after 0.4 second