P12B.8 In a liquid, the dipolar magnetic field averages to zero: show this result by evaluating the average of the field given in eqn 12B.15. Hint: The relevant volume element in polar coordinates is sin Ododo.

P12B.8 In a liquid, the dipolar magnetic field averages to zero: show this result by evaluating the average of the field given in eqn 12B.15. Hint: The relevant volume element in polar coordinates is sin Ododo.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

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Chapter16: Electromagnetic Waves

Section: Chapter Questions

Problem 44P: If electric and magnetic field strengths vary sinusoidally in time at frequency 1.00 GHz, being zero...

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Question

P12B.8 In a liquid, the dipolar magnetic field averages to zero: show this result
by evaluating the average of the field given in eqn 12B.15. Hint: The relevant
volume element in polar coordinates is sin ededo.
_Yxħµ
4TR
B.
nuc
-(1–3cos²0)m,
(12B.15)

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