Physics Laboratory Manual
4th Edition
ISBN: 9781133950639
Author: David Loyd
Publisher: Cengage Learning
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Chapter 35, Problem 7PLA
50639-35-7PLA AID: 1825 | 11/04/2020
To determine
The voltage induced in the coil.
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- 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=Uarrow_forwardA 25.0 H inductor has 100 A of current turned off in 1.00 ms.(a) What voltage is induced to oppose this? (b) What is unreasonable about this result? (c) Which assumption or premise is responsible?arrow_forwardA coil with a self-inductance of 3.0 H and a resistance of 100Ω carries a steady current of 2.0 A. (a) What is the energy stored in the magnetic field of the coil? (b) What is the energy per second dissipated in the resistance of the coil?arrow_forward
- Suppose insulated wire of length 5.28 m is coiled into a 0.015 0-m radius solenoid of length 0.060 0 m. Determine (a) the number of loops in the coil, (b) the inductance of the solenoid, and (c) the magnitude of the induced emf if the current is changing at a rate of 6.00X102 A/s.arrow_forwardAn induced emf of 2.0 V is measured across a coil of 50 closely wound turns while the current through it increases uniformly from 0.0 to 5.0 A in 0.10 s. (a) What is the self-inductance of the coil? (b) With the current at 5.0 A, what is the flux through each turn of the coil?arrow_forwardThe figure below shows a circuit consisting of a 15.0 V battery in series with an inductor with inductance L = 10.0 H, a resistor with resistance R= 6.50 Q, and a switch, initially open. (a) After the switch is closed, what is the maximum current (in A) that will flow through the circuit? (b) What is the time constant (in s) of the circuit? (c) After the switch is closed, how much time (in s) does it take for the current to reach 95.0% of its maximum value?arrow_forward
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