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A magnet suspended in earth's magnetic f...

A magnet suspended in earth's magnetic field can vibrated in horizontal plane. . A second magnet is so placed that the field becomes less than the horizontal component of earth's field. In this situatio, the time period will

A

increase

B

decrease

C

remain unchanged

D

cannot be predicted

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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
  1. A magnet is placed vertically on a paper. Then, the neutral point obta...

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  2. The period of oscillation of a magnet in vibration magnetometer is 2 s...

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  3. A magnet suspended in earth's magnetic field can vibrated in horizonta...

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  4. The time period of oscillation of a freely suspended manet does not de...

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  5. A magnet was found to vibrate at a place with a period of T.A piece of...

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  6. A thin rectangular magnet suspended freely has a period of oscillation...

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  7. Which of following is not a unit of the intensity of magnetisation?

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  8. Which of the following is not the unit of magnetic induction ?

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  9. Which of the following is ferromagnetic?

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  10. An example of a ferromagnetic substance is

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  11. If the premanent magnetic moment of the atoms of a substance is zero, ...

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  12. From molecular view point, discuss the temperature dependence of susce...

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  13. The magnetic permeability is maximum for

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  14. Suspectibility is positive for

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  15. Choose the correct answer

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  16. Fill ups At ……………………..temperature a ferromagnetic material passes over...

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  17. Above curie temperature

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  18. The area of B-H curve is an indication of

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  19. Area contained within the hysteresis loop represents

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  20. The hysteresis curve of a magnetic material is generally studied for

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