Answered: Explain mutual inductance of two loops…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter33: Inductors And Ac Circuits

Section: Chapter Questions

Problem 68PQ

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Similar questions

The self-inductance of a coil is zero if there is no current passing through the windings. True or false?
When the current through a large inductor is interrupted with a switch, an are appears across the open terminals of the switch. Explain.
A 600-turn solenoid is 0.55 m long and 4.2 cm in diameter. Inside the solenoid, a small (1.1 cm × 1.4 cm), single-turn rectangular coil is fixed in place with its face perpendicular to the long axis of the solenoid. What is the mutual inductance of this system?
Discuss how you might determine the-inductance per unit length of a long, straight wire.
Can there be an induced emf in a circuit at an instant when the magnetic flux through the circuit is zero?
Can a circuit e1eent have both capacitance and inductance?
In Figure 14.12, =12V , L = 20 mH, and R=5.0. Determine (a) the time constant of the circuit, (b) the initial current through the resistor, (C) the final current through the resistor, (d) the current through the resistor when t=2L , and (e) the voltages across the inductor and the resistor when t=2L .
Does self-inductance depend on the value of the magnetic flux? Does depend on the current through the wire? Correlate your answers with the equation N=LI
Suppose that a cylindrical solenoid is wrapped around a core of iron whose magnetic susceptibility is x. Using Equation 14.9, show that the self-inductance of the solenoid is given by L=(l+x)+0n2Al where l is its length, A its cross-sectional area and N its total number of turns. Nm=U
Show that for the circuit shown below, the initial energy stored in the inductor, LI2(0)/2 , is equal to the total energy eventually dissipated in the resistor 0I2(t)Rdt.
A solenoid of N1turns has length l1and radius R1, and a second smaller solenoid of N2turns has length l2and radius R2. The smaller solenoid is placed completely inside the larger solenoid so that their long axes coincide. What is the mutual inductance of the two solenoids?
For the circuit shown below, find the current through the inductor 2.0105 s after the switch is reopened.

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Explain mutual inductance of two loops facing one another and compare with one loop inside the other.