A 16 H inductor carries a current of 2.0 A. At what rate must the current...
Chapter 30, Problem 044 A 16 H inductor carries a current of 2.5 A. At what rate must the current be changed to produce a 66 V emf in the inductor? Number Units the tolerance is +/-5%
A 1.55 H inductor carries a steady current of 0.480 A. When the switch in the circuit is thrown open, the current is effectively zero in 10.0 ms. What is the average induced emf in the inductor during this time? Additional Materials
The inductor in has inductance 0.600 H and carries a current in the direction shown that is decreasing at a uniform rate, di/dt = - 3.00×10-2. Find the self-induced emf.
The current in an inductor is increased uniformly from 0 to 10 A in 0.10 seconds. If the induced emf generated by the inductor is 2.0 V, what is its inductance? 0.0200 H It cannot be determined without knowing the number of turns, the length, and the cross sectional area. It cannot be determined without knowing the number of turns, the current, and the magnetic flux for that current. 200 H 50.0 H
At the instant when the current in an inductor is increasing at a rate of 0.063 A/s, the magnitude of the self-induced emf is 0.0240 v. (a) What is the inductance of the inductor? (b) If the inductor is a solenoid with 275 turns, what is the average magnetic flux through each turn when the current is 0.850 A? Wb
Self Inductance 1. A solenoid used in magnetic resonance in wound from a niobium-titanium superconducting wire 2.0 mm separated by an insulating layer of negligible thickness. magnetic resonance imaging is 2.4 m long and 95 cm in diameter. It is inium superconducting wire 2.0 mm in diameter, with adjacent turns seperated by an insulating of negligible thickness.What is the self-inductance of the MRI solenoid? ( Ans: 0.53 H) 2. A current of 5.0 amp's is flowing in a 2.0-H inductor. The current...
An RL circuit with a 6-12 resistor and a 0.03-H inductor carries a current of 1 A at t=0, at which time a voltage source E(t) = 6 cos (150t) Vis added. Determine the subsequent inductor current and voltage. I(t) = 0
The inductor shown in the figure has an inductance of 0.260 H and conducts a current in the direction that is illustrated and that decreases to a uniform rate di / dt = -0.0180 A / s. The induced emf in the inductor is: a) 4.68 x 10 ^ -3V b) -4.68 x 10 ^ -3 V c) 25 V d) -14.4 V El inductor que se muestra en la figura tiene una inductancia de 0.260 H y conduce una...
An inductor in the form of a solenoid contains 420 turns, is 16 cm in length and has a cross- sectional area of 3cm^2. What uniform rate of decrease of current through the inductor would induce an emf of 175 mu V? What is the self-inductance of the coil?
1. An inductor (L = 250 mH) is connected to a varying voltage supply: a. At a particular moment in time when the circuit carries a current of 4.0 A, what is the energy stored in the inductor? A. 0.50 J B. 2.0) C. 5.0J D. 20. J E. 50.J b. If the current drops from 4.0 A to 1,0 A during 500. ms, what is the average) emf induced across the inductor during that time? A. 0.33 V B....