calculate e/m   given    n=120 turns i=0.3a r=1m

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
Publisher:OpenStax
Chapter12: Sources Of Magnetic Fields
Section: Chapter Questions
Problem 49P: A solenoid is wound with 2000 turns pet meter. When the cuiient is 5.2 A, what is the magnetic field...
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calculate e/m

 

given 

 

n=120 turns

i=0.3a

r=1m

 

Ho = 4ñ x 10-7 T-m
A
n coil, and N is the num
is
Transcribed Image Text:Ho = 4ñ x 10-7 T-m A n coil, and N is the num is
and given by the expressic
840NI
|B|
R/125
Transcribed Image Text:and given by the expressic 840NI |B| R/125
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