Two identical looking iron bars, $A$ and $B$ are given, one of which is definitely known to be magnetised. How would one ascertain, whether or not both are magnetised? If only one is magnetised, how does one ascertain which one?

Open in App

Solution

It has 2 answers
#--> if you bring the iron piece (suppose ) vertically over the horizontal bar of magnet then first it will stick to the poles (attraction is high) if you will bring it at center (attraction will be low) then it could be well understand than the it will be iron nothing else.
#--> break the both given substance
Case1
If by breaking there causes any repulsion
Then it would be magnet nothing else
If you will break iron piece neither attraction nor repulsion will take place

Suggest Corrections

Similar questions

Q. Explain magnetisation. Illustrate the way by which a piece of iron bar can be magnetised.

State whether true or false.

Soft iron can be easily magnetised and demagnetised.

Q. Three identical iron bars A, B and C are kept on a table, out of which two bars are magnet. Bar B is a magnet whose north-south poles are marked. How will you find out which one of the remaining two bars is a magnet?

Q. A/An can be magnetised by rubbing it with a magnet from one end to the other.

what are the the chemical changes that take place to an iron bar if magnetised.? what will it's its configuration be? what is exactly happening when a magnet attracts another magnet or iron? do electromagnets have poles?what are exactly magnetic poles?

Join BYJU'S Learning Program

Two identical looking iron bars, A and B are given, one of which is definitely known to be magnetised. How would one ascertain, whether or not both are magnetised? If only one is magnetised, how does one ascertain which one?

Two identical looking iron bars, $A$ and $B$ are given, one of which is definitely known to be magnetised. How would one ascertain, whether or not both are magnetised? If only one is magnetised, how does one ascertain which one?