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The wire shown in the figure carries a ...

The wire shown in the figure carries a current of 10A. What is the magnitude of magnetic field induction at the centre O? Give the radius of the bend coil is 3 cm.

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R G PUBLICATION-MOVING CHARGES AND MAGNETISM-EXERCISE
  1. Define mobility of a charge carrier.

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  2. What is Current Sensitivity of a galvanometer?

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  3. The wire shown in the figure carries a current of 10A. What is the ma...

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  4. An alpha particle is moving in a magnetic field of (3hati+2hatj) tesla...

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  5. Find an expression for the magnetic field at points on the axis of a c...

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  6. A rectangular coil carrying current is placed in a uniform magnetic fi...

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  7. A charge particle enters a magnetic field with velocity v in a direct...

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  8. Show that the angular frequency of a charged particle moving in a circ...

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  9. Find the following expression for the magnetic moment of an electron m...

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  10. Using Ampere's circuital law, find the magnetic flux density at the ce...

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  11. Write the working of a moving coil galvenometer.

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  12. A coil of area A, number of turns N and resistance R is rotating in a ...

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  13. In an orbit of radius R, an electron is moving round a proton with uni...

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  14. Find the magnitude and direction of the torque acting on the square lo...

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  15. A uniform magnetic field of 2T is produced in a Cylinderical of free s...

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  16. A conductor of mass m and length l is placed on a table along east-wes...

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  17. Two parallel Co-axial Coils of equal radius R and- numbers of turn N c...

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  18. There exists a non uniform magnetci fiedl in free space. A charged par...

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  19. Derive the expression for the magnetic force acting on a current carr...

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  20. In the above diagram, a particle of mass"m" and charge(-q) initially m...

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