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How does the magnetic field at a point n...

How does the magnetic field at a point near a long straight current-carrying conductor vary with the current and the distance of the point ?

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proportional, inversely proportional
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CHHAYA PUBLICATION-ELECTROMAGNETISM -EXERCISE
  1. A manetic needle is kept below a very long conducting wire. If current...

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  2. A magnetic needle is placed below a very long conducting wire. If curr...

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  3. How does the magnetic field at a point near a long straight current-c...

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  4. When 1 A current flows through a circular conductor, the magnetic fiel...

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  5. Which physical quantity has the unit Wb.m^(-2)? Is it a scalar or a ve...

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  6. What is the unit of magnetic permeability mu(0) of vacuum?

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  7. What is the magnetic field produced at a distance 1 m from a long, str...

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  8. The magnetic field at a distance 1 m from a long straight conductor is...

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  9. A solenoid carrying 1 A current has a length of 1 m and contains 10000...

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  10. What will be the nature of the path of a charged particle when it ente...

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  11. If the magnetic force on a moving charged particle in a magnetic field...

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  12. If the angle between the direction of motion of a charged particle and...

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  13. An electron moving at right angle with a uniform magnetic field revolv...

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  14. An electron and a proton enter a uniform magnetic field perpendicularl...

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  15. Can a stationary charge produce a magnetic field?

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  16. What is the magnitude of force experienced by stationary charge placed...

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  17. Does any force act on a magnetic north pole if it is brought near a ne...

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  18. Does any force act on a moving charge in a magnetic field?

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  19. A long straight wire is carrying a current. An electron starts its mot...

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  20. A charge q moves with velocity vecv at an angle theta to a magnetic fi...

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