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Magnetism and Magnetic Effects of Electric Current - Two Marks Study Materials

12th Standard EM

    Reg.No. :
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Physics

Time : 01:00:00 Hrs
Total Marks : 30
    15 x 2 = 30
  1. What is meant by magnetic induction?

  2. Define magnetic flux.

  3. State Coulomb’s inverse law.

  4. State Biot-Savart’s law.

  5. Compare dia, para and ferro-magnetism.

  6. What is meant by hysteresis?

  7. State the elements of Earth's magnetic field.

  8. What is Declination?

  9. What is Magnetic field?

  10. What do you mean by coercivity?

  11. State Right hand thumb rule.

  12. Write the Similarities between Coulomb's law and Biot-Savort's law.

  13. Define ampere.

  14. Define Voltage sensitivity?

  15. Name two elements are having positive and the other having negative susceptibility. What does negative susceptibility signify.

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