Question

List : magnetised, electromagnets, poles, electric
current, repel
1. The maximum magnetic strength of a bar
magnet is at its
2. Similar poles of two bar magnets
each other.
3. An unmagnetised bar of steel can be
by rubbing a bar magnet
along its length.
4. A magnet which operates only when
flows through its insulat-
ed copper coil is called electromagnet.
5. Television sets use

Answer 1

Answer:

1. Poles have the maximum magnetic force. We can find this by placing a bar magnet under a paper which has iron filing. most of the iron filings will stick at the poles.

2.Repel