Answered: A parallel-plate, air-filled capacitor…

A parallel-plate, air-filled capacitor is being charged as in (Figure 1). The circular plates have radius 4.00 cm, and at a particular instant, the conduction current in the wires is 0.670 A.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 44P: A superconducting wire of diameter 0.25 cm carries a current of 1000 A. What is the magnetic field...

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Question

Part A

What is the displacement current density jD in the air space between the plates?

Express your answer with the appropriate units.

jD=__

Part B

What is the rate at which the electric field between the plates is changing?

Express your answer in volts per meter per second.

dE/dt=__(V/m)/s

Part C

What is the induced magnetic field between the plates at a distance of 2.00 cm from the axis?

Express your answer with the appropriate units.

B=__

Part D

What is the induced magnetic field between the plates at a distance of 1.00 cm from the axis?

Express your answer with the appropriate units.

B=__

A parallel-plate, air-filled capacitor is being charged as in (Figure 1). The circular plates
have radius 4.00 cm, and at a particular instant, the conduction current in the wires is
0.670 A.

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