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Give some example of artificial magnets....

Give some example of artificial magnets.

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CHHAYA PUBLICATION-ELECTROMAGNETISM -SECTION RELATED QUESTIONS
  1. What are the fundamental properties of a magnet ?

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  2. What do you mean by natural magnet ?

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  3. Give some example of artificial magnets.

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  4. Define magnetic poles and magnetic axis.

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  5. Repulsion is the conclusive test of magnetisation explain.

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  6. Define magnetic lines of force.

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  7. How can a uniform magnetic field be denoted by magnetic lines of force...

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  8. How are the magnitude and direction of magnetic field at a point deno...

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  9. Write down the properties of the magnetic lines of force.

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  10. Write down Ampere's swimming rule related to the deflection of magneti...

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  11. State the rule for the determination of the direction of magnetic fiel...

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  12. How would you draw diagram of the magnetic lines of force produced d...

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  13. Show with the help of a diagram the nature of the magnetic lines of fo...

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  14. State Biot-Savart law (Laplace' law) related to the magnetic field pro...

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  15. What do you know about the magnetic permeability vaccum ?

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  16. Write down Biot-Savart law in vector from with an accompanying diagram...

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  17. Write down (a) the mathematical expression of Biot-Savart law, (b) the...

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  18. Determine the magnetic induction at the centre of a circular coil of r...

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  19. Determine the magnetic field in the following cases applying Biot-Sava...

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  20. Determine the magnetic field in the following cases applying Biot-Sava...

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