QN1A 30 cm long circular iron rod is bent into circular ring and 600 turns of windings are woundon it. The diameter of the rod is 20mm and relative permeability of the iron is 4000. A timevarying current i = 5 sin 314.16t is passed through the winding. Calculate the inductance of thecoil and average value of emf induced in the coil.[1.89H, 1890V]

Answered: Image /qna-images/answer/00e66656-5051-4d4e-8048-9df0d17a34ec.jpg

A 30 cm long circular iron rod is bent into circular ring and 600 turns of windings are wound on it. The diameter of the rod is 20mm and relative pemeability of the iron is 4000. A time varying current i = 5 sin 314.16t is passed through the winding. Calculate the inductance of the coil and average value of emf induced in the coil. [1.89H, 1890V]

A 30 cm long circular iron rod is bent into circular ring and 600 turns of windings are wound on it. The diameter of the rod is 20mm and relative pemeability of the iron is 4000. A time varying current i = 5 sin 314.16t is passed through the winding. Calculate the inductance of the coil and average value of emf induced in the coil. [1.89H, 1890V]

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter14: Inductance

Section: Chapter Questions

Problem 47P: Suppose that a rectangular toroid has 2000 windings and a self-inductance of 0.040 H. If h = 0.10 m,...

See similar textbooks

Similar questions

The self-inductance of a coil is zero if there is no current passing through the windings. True or false?
A 5000-pF capacitor is charged to 100 V and then quickly connected to an 80-mH inductor. Determine (a) the maximum energy stored in the magnetic field of the inductor, (b) the peak value of the current, and (c) the frequency of oscillation of the circuit.
A solenoid with diameter 0.300 [cm] and length 12.0 [cm] is wound uniformly, and a second coil is wound around it at its center. Suppose the solenoid is wound 600. turns and the second coil is 60.0 turns, what is the mutual inductance of the two coil’s combination?
Two coils have a mutual inductance of 480mH. One coil is supplied with a current given by I(t) = 3t2 – 2t - 6, where I(t) is in amperes and t in seconds. What is the induced EMF in the other coil at t=3.5s?
5.0 μsμs after the switch of (Figure 1) is moved from aa to bb, the magnetic energy stored in the inductor has decreased by half. What is the value of the inductance L?
A pair of adjacent coils has a mutual inductance of 1.5 H. If the current in one coil changes from 0 to 20 A in 0.5 s, what is the change of flux linkage with the other coil?
Two coils are placed near each other and they have a mutual inductance of 879.1 mH. If the current in one of the coils decays as 0.5e-1,625.3t A. What is the induced emf in the other coil after 0.003 s?
Approximately how does the emf induced in the loop in 23.57(b) depend on the distance of the center of the loop from the wire?
In the figure, a 140-turn coil of radius 1.8 cm and resistance 7.3 Ω is coaxial with a solenoid of 220 turns/cm and diameter 2.5 cm. The solenoid current drops from 1.7 A to zero in time interval Δt = 31 ms. What current is induced in amperes in the coil during Δt?
A 48 turn conductive loop encloses an area of 71 m 2 At what constant rate should the magnetic field directed perpendicular to the loop change with time if the induced emf is to be 3.58 Volts? Consider only positive numbers here in your answer.
The inductance of a closely packed coil of 400 turns is 8.0 mH. Calculate the magnetic flux through the coil when the current is 5.0 mA.