How fast can the 160 A current through a 0.230 H inductor be shut off if the induced emf cannot exceed 80.0 V
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How fast can the 160 A current through a 0.230 H inductor be shut off if the induced emf cannot exceed 80.0 V?
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- A loop of wire has a self-inductance of 5.5 mH. You pass a current of 9.0 Amps though the loop, and then drop the current to 0 at a contastant rate over 3.5 seconds. What is the EMF generated?A 10 -mH inductor and a 25 MF (micro F) capacitor are connected in parallel. The combination is in series with a resistor and a 15 Ohm resistor and 10V, 160Hz emf. (a) What is the current through the resistor? (b) What is the phase angle?Suppose you have a supply of inductors ranging from 1.00 nH to 10.0 H, and resistors ranging from 0.100 Ω to 1.00 MΩ. What is the range of characteristic RL time constants you can produce by connecting a single resistor to a single inductor?
- How fast can the 155 A current through a 0.220 H inductor be shut off if the induced emf cannot exceed 70.0 V?__________ sA 17.0 μF capacitor is charged by a 130.0 V power supply, then disconnected from the power and connected in series with a 0.280 mH inductor. Calculate the energy stored in the inductor at t = 1.30 ms .A 15.0-V battery is connected to a series circuit containing a 12.0 resistor and a 2.00-H inductor. In what time interval will the current reach 75.0%.
- Say we have an inductor with an inductance of 2.5 H. How fast does the current through it change when the voltage across it is 10 V?Two coils are placed close together in a physics lab to demonstrate Faraday's law of induction. A current of 4.90 A in one is switched off in 1.40 ms, inducing a 7.90 V emf in the other. What is their mutual inductance?A 35.0 V battery with negligible internal resistance, a 50.0 Ohm resistor, and a 1.25 mH inductor with negligible resistance are all connected in series with an open switch. The switch is suddenly closed. How long after closing the switch will the current through the inductor reach one-half of its maximum value? How long after closing the switch will the energy stored in the inductior reach one-half of its maximum value?