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What is Curie point ?...

What is Curie point ?

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PUNJAB BOARD PREVIOUS YEAR PAPERS-CLASSIFICATION OF MAGNETIC MATERIALS-Exercise
  1. What is paramagnetic substance ? Give one example.

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  2. What is a ferromagnetic substance ? Give one example.

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  3. What is Curie point ?

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  4. The magnetic susceptibility for a sample has a small negative value. T...

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  5. The magnetic susceptibility for a sample has a small positive value.To...

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  6. Define hysteresis.

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  7. Write one property of ferromagnetic substance.

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  8. Write one property of diamagnetic substance.

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  9. Write one property of paramagnetic substances.

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  10. Write one property of diamagnetic substance.

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  11. Write one property of ferromagnetic substance.

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  12. Write whether the given statement is true or false : The magnetic susc...

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  13. Write whether the given statement is true or false : A diamagnetic sub...

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  14. Write whether the given statement is true or false : The diamagnetic s...

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  15. What are diamagnetic substances ?

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  16. What is a ferromagnetic substance ? Give one example.

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  17. Paramagnetic substance obeys Curie.s law. (Yes/No.)

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  18. Define magnetic retentivity for a ferromagnetic substance.

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  19. Give two points to compare the magnetic properties of steel and soft i...

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  20. What type of magnetic material is used in making electromagnets and wh...

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