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R G PUBLICATION-MAGNETISM AND MATTER-EXERCISE
- In the magnetic meridian of a certain place, the horizontal component ...
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- Distinguish between dia and paramagnetic substance.
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- What is ferromagnetism? What are the ferromagnetic substance?
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- "A soft iron core in solenoid acts as an electromagnet". Explain.
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- In which direction would a compass free to move in the vertical plane ...
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- "A system displaying a hystersis loop such as a ferromagnet, is a devi...
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- Why is diamagnetism, in contrast, almost independent of temperature?
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- Distinguish between magnetic dipole and electric dipole.
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- Define tangent law in magnetism.
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- What is meant by magnetic field and magnetic field intesity?
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- Establish the Coulomb's law in magnetism.
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- Compare the magnetic fields on a bar magnet and a solenoid.
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- What is the probable cause of earth magnetism?
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- Distinguish between permeability and susceptibility.
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- Distinguish between dia and paramagnetic substance.
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- Why magnetic field exist inside a magnet?
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- When the intensity of magnetisation is said to be positive or negativE...
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- What are the general properties of electric field lines?
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- Show how the axial field of a finite solenoid resembles that of a bar ...
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- Deduce an expression for magnetic potential energy in an uniform magne...
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