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Measuring Magnetic Field (Help)!

M-Gaffar
in Homework Help

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Hi , Everyone!

 

I m confuse... how to measure the electric field inside the hole? i know if it was the center of the ball, it would be E = 0, but if the condition like this i dont know. how to measure it?

 

Thanks.

post-114984-0-37178600-1448758815.png

Edited by M-Gaffar

  • Author

sorry

wrong title.. Calculate E. bad english :(

 

thank you.


the problem is : calculate E in hollow of the ball.

and i want to ask again... why this equations can be so different (image) ??

post-114984-0-07062800-1448789895.png

  • Author

its non-conducting ball, homogenous charged ball... thank you.

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