Home
Class 12
PHYSICS
Why do we prefer to use the alloy alinco...

Why do we prefer to use the alloy alinco for making permanent magnets?

Text Solution

Verified by Experts

This is because this alloy has high retentivity and high coercivity. The only disadvantage is that alnico is brittle.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • MAGNETIC EFFECT OF CURRENT AND MAGNETISM

    PRADEEP|Exercise Very Short Answer Questions (a)|2 Videos

  • MAGNETIC EFFECT OF CURRENT AND MAGNETISM

    PRADEEP|Exercise Short Answer Questions (b)|1 Videos

  • MAGNETIC EFFECT OF CURRENT AND MAGNETISM

    PRADEEP|Exercise Competition Focus (Multiple Choice Questions)|2 Videos

  • ELECTROSTATICS

    PRADEEP|Exercise ASSERTION-REASON TYPE QUESTIONS|2 Videos

  • OPTICS

    PRADEEP|Exercise Multiple choice questions|1 Videos

Similar Questions

Explore conceptually related problems

Why is steel preferred for making permanent magnets?

Name the alloy which is mainly used for making permanent magnets.

Knowledge Check

  • The alloy used for making permanent magnet is

    A
    Alnico
    B
    Invar
    C
    Magnalium
    D
    Chromsteel

  • The alloy that is used for making permanent

    A
    Al,Ni,Co
    B
    Pb,Sn,Bi
    C
    Fe,Mn,Cu
    D
    Cu,Au,Hg

  • It is used to make permanent magnet :

    A
    Soft iron
    B
    Germanium
    C
    Silicon
    D
    Steel

    • Similar Questions

    Explore conceptually related problems

    Name the alloy which is mainly used for making permanent magnets.

    Why do we need to use formulae?

    Why is soft-iron not used for making a permanent magnet?

    The material for making permanent magnets should have:

    The desirable properties for making permanent magnets are

    Home
    Profile