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Why two electric lines of force/field ca...

Why two electric lines of force/field cannot intersect each other ?

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PUNJAB BOARD PREVIOUS YEAR PAPERS-Electric Field -Exercise
  1. What is an electric dipole? What is its direction ?

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  2. Define the physical quantity whose unit is N/c.

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  3. Why two electric lines of force/field cannot intersect each other ?

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  4. What are electric lines of force ?

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  5. Are the field lines a reality ?

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  6. Is there any electric field inside a charged Conductor ?

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  7. Give important properties of electric lines of force.

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  8. Derive an expression for torque experiencedby electric dipole in a uni...

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  9. Give important properties of electric lines of force.

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  10. Define electric field intensity at a point. Give its S.I. units. Deriv...

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  11. When is the torque acting on an electric dipole maximum when placed in...

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  12. Define electric field intensity at a point. Give its S.I. units. Deriv...

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  13. Define electric field intensity at a point. Give its S.I. units. Deriv...

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  14. Derive an expression for electric field intensity at a distance r from...

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  15. When is the torque acting on an electric dipole maximum when placed in...

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  16. Derive a relation for electric field of an electric dipole at a point ...

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  17. Derive a relation for electric field of an electric dipole at a point ...

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  18. Which physical quantity has its SI unit(1) Cm (2) N/C.

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  19. Two point charges q and -q is placed at a distance 2a apart.Calculate ...

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  20. Two point charges q and-q are placed at a distance 2a part. Calculate ...

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