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Plotting Non Uniform Field Lines

why do iron f...

Question

why do iron fillings form discrete field lines even though magnetic field lines are discrete?

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Solution

Dear student
$M a g n e t i c f i e l d l i n e s d u e t o a b a r m a g n e t f o r m s c o n t i n u o u s c u r v e a n d n o t d e s c r e t e . W h e n i r o n p i e c e s a r e b o u g h t n e a r t h e m a g n e t t h a n t h e y f o r m d e s c r e t e h e a p s a s t h e s e i r o n p a r t i c l e s g e t a l l i g n e d i n t h e d i r e c t i o n o f m a g n e t i c f i e l d l i n e s a t t h e i r l o c a t i o n a n d a s m a g n e t i c f i e l d i s m o s t s t r o n g e r n e a r t h e p o l e s o l a r g e r n u m b e r o f p a r t i c l e s l e i n e a r t h e p o l e o f t h e m a g n e t . R e g a r d s$

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Plotting Non Uniform Field Lines

Standard IX Physics

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