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Two thin bar magnets of pole strengths 4...

Two thin bar magnets of pole strengths 4Am and 7Am respectively and length 0.21m and 0.12m respectively are placed at right angles to each other with the N-pole of first angles to each other with the N-pole of first touching the S-pole of the second. Find the magnetic moment of the system.

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MODERN PUBLICATION-MAGNETIC DIPOLE & EARTH'S MAGNETISM-EXERCISE
  1. Two identical magnetic with a length 10 cm and weight 50 g of each are...

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  2. A magnetised steel wire 31.4cm long has a pole strength of 0.2Am. It i...

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  3. Two thin bar magnets of pole strengths 4Am and 7Am respectively and le...

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  4. A planar loop of irregular shape encloses an area of 7.5xx10^-4m^2, an...

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  5. A circular coil of 300 turns and diameter 14 cm carries a current of 1...

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  6. A circular coil of 200 turns and radius 0.2 m carries a current of 14 ...

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  7. An electron in an atom revolves around the nucleus in an orbit of radi...

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  8. In a hydrogen atom, the electron moves in an orbit of radius 0.5 overs...

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  9. In hydrogen atom, an electron is making 6.6xx 10^15 r.p.s around the n...

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  10. The electron in the hydrogen atom is moving with a speed of 2.3 xx 10^...

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  11. A muon is a particle that has the same charge as that of an electron b...

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  12. What is the magnitude of axial field due to a bar magnet of length 5 c...

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  13. A bar magnet is 0.1 m long and its pole strength is 12 Am. Find the ma...

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  14. Two short magnets of magnetic moment 2 Am^(2) and 5 Am^(2) are placed ...

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  15. A magnetised needle of magnetic moment 4.8 xx 10^-2JT^-1 is placed at ...

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  16. A short bar magnet placed with its axis at 30^(@) with a uniform exter...

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  17. A short bar magnet experiences a torque of 0.012 Nm, with its axis pla...

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  18. Calculate the work done in rotating a bar magnet of magnetic moment 3 ...

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  19. A bar magnet having a magnetic moment of 1.0 xx 10^4 J T^(-1) is free ...

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  20. A circular coil of 100 turns has an effective radius of 0.05 m and car...

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