Answers

2016-01-29T17:41:49+05:30
Temporary magnet are also called electromagnet till the current passes through a conductor it behaves like a magnet when current is stoped the substance loses its magnet.but permanent magnet is naturally occuring element like ferric oxide it does not depend on electric current
0
2016-01-29T17:42:46+05:30
Permanent magnet-
*strength cannot be increased or decreased
*magnetism cannot be easily destroyed
temporary magnet-
*strength can be increased or decreased
*magnetism can easily be increased ,decreased or destoyed

0