Two resistors, R₁ = 47 k and R₂ = 50 k2, a 31.5 mH inductor, and a 47 V battery are used to form the circuit shown above. The switch S was open for a long time. The switch is closed at t = 0 s. a. Immediately after the switch is closed what are... the current through the battery? the rate of change (dI/dt) of the current through the battery? Submit Answer Some items were not submitted. Tries 0/10 Previous Tries b. Same questions as in a. after the switch has been closed for 0.728 us: the current through the battery? the rate of change (dI/dt) of the current through the battery? Submit Answer Tries 0/10 c. A long time has passed since the switch S was closed. What are... the current through the battery? the rate of change (dI/dt) of the current through the battery? Submit Answer Tries 0/10

Two resistors, R₁ = 47 k and R₂ = 50 k2, a 31.5 mH inductor, and a 47 V battery are used to form the circuit shown above. The switch S was open for a long time. The switch is closed at t = 0 s. a. Immediately after the switch is closed what are... the current through the battery? the rate of change (dI/dt) of the current through the battery? Submit Answer Some items were not submitted. Tries 0/10 Previous Tries b. Same questions as in a. after the switch has been closed for 0.728 us: the current through the battery? the rate of change (dI/dt) of the current through the battery? Submit Answer Tries 0/10 c. A long time has passed since the switch S was closed. What are... the current through the battery? the rate of change (dI/dt) of the current through the battery? Submit Answer Tries 0/10

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter23: Faraday’s Law And Inductance

Section: Chapter Questions

Problem 47P

See similar textbooks

Similar questions

In an oscillating LC circuit the maximum charge on the capacitor is 2.0 × 10-6 C and the maximum current through the inductor is 8.0 mA. (a) What is the period of the oscillations? (b) How much time elapses between an instant when the capacitor is uncharged and the next instant when it is fully charged?
A 10-H inductor carries a current of 20 A. How much ice at 0ºC could be melted by the energy stored in the magnetic field of the inductor? (Hint: Use the value Lf= 334 J/g for ice.)
Two coils close to each other have a mutual inductance of 32 mH. If the current in one coil decays according to I=I0eat , where I0= 5.0 A and =2.0103s1 , what is the emf induced in the second coil immediately after the current starts to decay? At t=10.0103s? ?
A small, rectangular single loop of wire with dimensions 1, and a is placed, as shown in the plan of a much larger, rectangular single loop of wire. The two short sides of the larger loop axe so far from the smaller loop that their magnetic fields over the smaller fields over the smaller loop can be ignored. What is the mutual inductance of the two loops?
An eight-turn coil is tightly wrapped around the outside of the long solenoid as shown below. The radius of the solenoid is 2.0 cm and it has 10 turns per centimeter. The current through the soleNOID increases according to I=I0(1eat) where I0=4.0A and a=2.0102s1 . What is the emf induced in the coil when (a) t=0, (b) t=1.0102s and (c) t ?
A steady current flows through a circuit with a large induct3ve time constant. When a switch in the circuit is opened, a large spark across the terminals of the switch. Explain.
When the current through a large inductor is interrupted with a switch, an are appears across the open terminals of the switch. Explain.
Suppose that a rectangular toroid has 2000 windings and a self-inductance of 0.040 H. If h = 0.10 m, what is the ratio of its outer radius to its inner radius?
Check Your Understanding (a) Calculate the self-inductance of a solenoid that is tightly wound with wire of diameter 0.10 cm, has a cross-sectional area of 0.90 cm2, and is 40 cm long. (b) If the current through the solenoid decreases uniformly from 10 to 0 A in 0.10 s, what is the emf induced between the ends of the solenoid?
Check Your Understanding A long solenoid of cross-section area 5.0 cm2is wound with 25 turns of wire pet centimeter. It is placed in the middle of a closely wrapped coil of 10 turns and radius 25 cm, as shown below. (a) What is the emfInduced In the coil when the current through the solenoid Is decreasing at a rate dl/dt= -0.20A/s? (b) What Is the electric field Induced In the coil?
Check Your Understanding. A current I(t)=(5.0A)sin((200rad/s)t) flows through the solenoid of part (b) of Example 14.1. What is the maximum emf induced in the surrounding coil?
A solenoid with 4 x 107turns/m has an iron core placed in it whose magnetic susceptibility is 4.0 x 103. (a) If a cent of 2.0 A flows through the solenoid, what is the magnetic field in the iron core? (b) What is the effective surface current formed by the aligned atomic current loops in the iron core? (c) What is the self-inductance of the filled solenoid?