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The magnetic moment of a a small bar ma...

The magnetic moment of a a small bar magnet is `0.9a.m^(2)` If it is placed in a uniform magnetic field making an angle of `30^(@)` It , a torque of `0.063N.m` Acts on it. What is the magnetic field ?

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The correct Answer is:
`0.14T`
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CHHAYA PUBLICATION-Magnetic Properties of Materials -EXERCISE (Problem Set - I )
  1. The ratio of pole- strengths of two like magnetic poles is 9 : 1 and t...

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  2. Determine the magnetic field of a bar magnet of length 10 cm , having ...

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  3. Magnetic moment of a small bar magnet is 2A.m^(2) Determine the mag...

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  4. The ratio of the magnetic fields at distances 30 cm and 60 cm respecti...

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  5. The length of a magnet AB is 20 cm and its magnetic moment is 0.24A.m...

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  6. Force experienced by a magnetic pole, when kept in a uniform magnetic ...

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  7. The magnetic moment of a a small bar magnet is 0.9a.m^(2) If it is ...

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  8. The length of straight solenoid is 10 cm, number of turns is 5000 , c...

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  9. Magnetic field at a point a material is 0.02 T and the relative perm...

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  10. Diameter of a toroid is 10 cm and number of turns is 5000. find the ...

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  11. An 1 m long straight solenoid has 1000 number of turns the relative...

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  12. The angle of dip at a place is 45^(@) And the earth's magnetic fie...

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  13. If the horizontal component of earth's magnetic field intensity at a p...

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  14. Vertical component of the intensity of geomagnetic field at a place is...

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  15. At a place A intensity of geomagnetic field is 39.8A.m^(-1) And a...

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  16. Angle of declination at a place is 20^(@) What will be the horizont...

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  17. A small bar magnet is place in the magnetic meridian with its north po...

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  18. A small bar magnet is place horizontally in the magnetic meridian wit...

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  19. A vertical circular coil of radius 0.1 m and of 10 turns caries a stea...

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  20. The geomagnetic field and the angle of dip at a place are 2xx10^(-5)T...

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