Physics, asked by rajhritik36, 1 year ago

Why we gently tap the cardboard when iron sprinkle over cardboard ?
This question from magnetic effect of electric current.

Answers

Answered by khushi2622
2

we tap to cardboard beacause when we tap on cardboard the iron filling will arrenger in form of magnetic field

Answered by YasminGautam
5

we gently tap the cardboard so that the iron which has accumulated at one place only can slowly spread over the cardboard and this will ultimately help the iron fillings to arrange in it's magnetic field.

rajhritik36: Thanks
YasminGautam: ur wlcm
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