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Which of the following graphs represent ...

Which of the following graphs represent variation of magnetic field B with distance r for a straight long wire carrying current?

A

B

C

D

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A
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AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-IA
  1. The magnetic field in a straight current carrying conductor wire is:

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  2. Statement (A) : Ampere's law states that the line integral of vecB.vec...

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  3. Which of the following graphs represent variation of magnetic field B ...

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  4. A current flows in a conductor from east to west. The direction of the...

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  5. The strength of magnetic field around an infinitely long current carry...

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  6. A vertical straight conductor carries a current vertically upwards. A ...

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  7. A current I flows along an inflinitely long straight thin walled tube....

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  8. The magnetic field due to a straight conductor of uniform cross sectio...

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  9. A current I(1) carrying wire AB is placed near another long wire CD ca...

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  10. Magnetic field at a distance a from long current carrying wire is prop...

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  11. Two equal electroic currents are flowing perpendicular to each other a...

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  12. A very long straight wire carries a current I. At the instant when a c...

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  13. A closed loop PQRS carrying a current is placedin auniform magnetic fi...

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  14. A current carrying closed loop in the form of a right angled isoscels ...

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  15. A coil carrying electric current is placed in uniform magnetic field

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  16. Two identical long conducting wires AOB and COD are placed at right an...

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  17. Two infinitely long thin , insulated,straight wires lie in the x-y pla...

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  18. The correct match is

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  19. A steady electric current is flowing through a cylindrical conductor. ...

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  20. An electron beam produces i) Electrical field around the beam ii) ...

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