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A current is set up in a long copper pipe. Is there any M.F. a)inside b)otside

A current is set up in a long copper pipe. Is there any M.F. a)inside b)otside

Grade:12

1 Answers

Nicho priyatham
625 Points
7 years ago
no magnetic field inside the pipe 
their is a magnetic field outside
plz approve if useful

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