Question

The iron alloy, ALNICO is mainly used to make ________
1. Temporary magnets
2. Permanent magnets
3. Transmission lines
4. None of these

Answer 1

Correct Answer - Option 2 : Permanent magnets

Alnico magnets are permanent magnets that are primarily made of aluminium, nickel and cobalt. This development and introduction of Alnico meant that expensive electromagnets could be replaced with permanent magnets in essential devices like motors and generators.