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A magnetic field of strength 1.0 T is pr...

A magnetic field of strength 1.0 T is produced by a strong electromagnet in a cylindrical region of radius 4.0 cm as shown in . A wire, carrying a current of 2.0 A, is placed perpendiuclar to and intersecting the axis of the cylindreical region. Find the magnitude of the force acting on the wire.

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Here Augle between L and B is 90@ . Required force .
` = i|vecL |vecB | sin 90@ `
` = 2 xx 8 xx 10 ^(-2) xx 1.0 xx 1 `
` = 0.16N` .
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HC VERMA-MAGNETIC FIELD-Exercises
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  3. A magnetic field of strength 1.0 T is produced by a strong electromagn...

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  5. A current of 5.0 A exists in the circuit shown in The wire PQ has a l...

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  6. A circular loop of radius a, carrying a current I, is placed in a tow ...

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  7. A hypthetical magnetic field existing in a region is given by vecB= B0...

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  8. A rectangular wire-loop of width a is suspended from the insulated pa...

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  9. A current loop of arbitrary shape lien in a uniform magnetic field B. ...

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  10. Prove that the force acting on a current carrying wire, joining two f...

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  11. A semicircular wire of radius 5.0 cm carries a current of 5.0 A. A ma...

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  12. A wire, carrying a current i, is kept in the x-y plane along the curve...

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  14. A straight horizontal wire of mass 10mg and length 1.0 cm carries a cu...

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  15. Shows a rod PQ of length 20.0 cm and mass 200g suspended through a fix...

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  16. Two metal strips, each of length, each of length l, are clamped paral...

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  17. A metal wire PQ of mass 10g lies at rest on two horizontal metal rails...

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  18. A straight wire of length l can slide on two parallel plastic rails k...

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  19. Shows a circular wire-loop of radius a m carrying a current I, placed ...

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  20. Suppose that the radius of cross section of the wire used in the previ...

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