explain waht is meant by magnetic induction . what role does it play in the attraction of a piece of iron by a magnet?
Kindly refer the following link to understand the concept of magnetic induction.
https://www.meritnation.com/ask-answer/question/what-is-magnetic-induction/current-electricity/7038896
When a magnet is brought near to the piece of the iron, iron gets magnetised and produce magnetic field in the direction of the field produced by the bar magnet. Thus iron gets attracted by the bar magnet.
https://www.meritnation.com/ask-answer/question/what-is-magnetic-induction/current-electricity/7038896
When a magnet is brought near to the piece of the iron, iron gets magnetised and produce magnetic field in the direction of the field produced by the bar magnet. Thus iron gets attracted by the bar magnet.