Physics for Scientists and Engineers
6th Edition
ISBN: 9781429281843
Author: Tipler
Publisher: MAC HIGHER
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Question
Chapter 30, Problem 56P
(a)
To determine
The induced electric field at a distance from central axis of solenoid.
(b)
To determine
The magnitude and direction of Poynting vector.
(c)
To determine
The flux inside the solenoid.
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Students have asked these similar questions
The cable carries a current I, which flows clockwise. Use Ampere’s Law to calculate themagnetic field B at r < a, a < r < b, and r > b.
Calculate the Poynting vector S in the cable.
A long solenoid with radius a and n turns per unit length carries a time-dependent current I(t) =
Io (1e-at) in the
direction.
1) Find the electric field (magnitude and direction) at time t > 0 and a distances from the
axis of the solenoid (both inside and outside the solenoid), in the quasi-static
approximation.
2) At distance d = 2a from the axis of the solenoid, plot the magnitude of the electric field
as a function of time.
3) Discuss the behavior of the electric field over time.
For a long ideal solenoid having a circular cross-section, the magnetic field strength within the
solenoid is given by the equation B(t) = (2.66)t T, where t is time in seconds. If the induced electric
field outside the solenoid is 0.345 V/m at a distance of 9.1 m from the axis of the solenoid, find the
radius of the solenoid (in cm).
cm
Chapter 30 Solutions
Physics for Scientists and Engineers
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