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A line joining places of zero declinati...

A line joining places of zero declination is called

A

agonic

B

isoclinic

C

isodynamic

D

isogonal

Text Solution

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The correct Answer is:
A
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NARAYNA-MAGNETISM AND MATTER-C.U.Q
  1. A point near the equator has

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  2. If I is the intensity of earth's magnetic field, H its horizontal comp...

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  3. A line joining places of zero declination is called

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  4. A line joining places of equal declinaiton is called

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  5. The needle of a dip circle when place at a geomagnetic pole stays alon...

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  6. The value of angle of dip is zero at the magnetic equator because on i...

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  7. Earth's magnetic field always has a horizontal component except at

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  8. The core of electromagnet is made of soft iron because a) the susc...

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  9. The angle of dip at the poles and the equator respectively are

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  10. Select the correct answer. a) When 'n' identical magnets are arrang...

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  11. Match the following: {:("Physical quantity","Unit"),("a) Magnetic mo...

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  12. Assertion (A): The net magnetic flux coming out of a closed surface is...

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  13. Assertion (A): chi-T graph for a diamagnetic material is a straight li...

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  14. Assertion (A): If one arm of a U-tube containing a diamagnetic solutio...

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  15. Assertion (A): Earth's magnetic field inside a closed iron box is less...

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  16. Assertion (A): Magnetic moment of an atom is due to both, the orbitla ...

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  17. Assertion: Electromagnets are made of soft iron. Reason: Coercivity ...

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  18. Assertion: Magnetism is relativistic. Reason: When we move along wit...

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  19. Assertion (A): Steel is attracted by a magnet Reason (R ): Steel is ...

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  20. Assertion (A): It is not necessary that every magnet has one north pol...

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