Question

Why is pure iron not used for making permanent magnets?

name one material used for making permanent magnets?

describe how permanent magnets are made electrically?

state two examples of of electrical instruments made by using permanents magnets?

Answer 1

Pure iron is not used for making permanent magnet because it looses its magnetism when current Is not passed from it

Alnico(mixture of aluminium, nickel and cobalt)is used for making permanent magnet

Electrical instruments are electrical motor and electrical generator and miniature circuit breaker or mcb

Answer 2

nooooooooooooooooooooope