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प्रश्न
Write the type of magnetism observed when the magnetic moments are aligned in parallel and anti-parallel directions in unequal numbers.
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उत्तर
Ferromagnetism is observed when the magnetic moments are aligned in parallel and anti-parallel directions in unequal numbers.
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संबंधित प्रश्न
What is ferromagnetism?
What type of magnetism is shown in the following alignment of magnetic moments?
Give reason for the following :
Sulphur in vapour state shows paramagnetic behaviour.
Compare dia, para and ferromagnetism.
All those atoms or molecules which have an odd number of electrons are
Substances that are strongly attracted by the applied magnetic field and can be permanently magnetized are ____________.
Assertion: On heating ferromagnetic or ferrimagnetic substances, they become paramagnetic.
Reason: The electrons change their spin on heating.
Which of the following statements are correct?
- Electric monopoles do not exist whereas magnetic monopoles exist.
- Magnetic field lines due to a solenoid at its ends and outside cannot be completely straight and confined.
- Magnetic field lines are completely confined within a toroid.
- Magnetic field lines inside a bar magnet are not parallel.
- χ = -1 is the condition for a perfect diamagnetic material, where x is its magnetic susceptibility.
The metal complex ion that is paramagnetic is ______.
(Atomic number of Fe = 26, Cu = 29, Co = 27 and Ni = 28)
The calculated spin only magnetic moment of Cr2+ ion is ______.
