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Two positive charges of 20 mu C and 8 mu...

Two positive charges of `20 mu C` and `8 mu C` are 20 cm apart, find the work done in bringing them 5 cm closer

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CHETANA PUBLICATION-ELECTROSTATICS-EXERCISE
  1. The force exerted by an electric field on a charge of 5 micro-coulomb ...

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  2. The potential at a point A is -160 volt and the potential at a point B...

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  3. Two positive charges of 20 mu C and 8 mu C are 20 cm apart, find the w...

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  4. Three Charge of +10, -10 and + 5 mu C are placed at the corners A, B a...

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  5. A positively charged glass rod is brought close to a metallic rod isol...

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  6. An electron is placed between two parallel plates connected to a batte...

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  7. A charge of + 7 mu C is placed at the centre of two concentric spheres...

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  8. Two charges of 1.0 C each are placed one meter apart in free space.The...

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  9. Two point charges of + 5 mu C are so placed that they experience a for...

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  10. A metallic sphere A isolated from ground is charged to + 50 mu C. This...

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  11. Which of the following produces uniform electric field?

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  12. Two point charges of A = + 5.0 mu C and B = -5.0 mu C are separated by...

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  13. The number of electrons removed from a body in order to produce positi...

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  14. On being negatively charged, a soap bubble

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  15. The Coulomb's repulsive force between two point charges placed at dist...

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  16. When a glass rod is rubbed with silk it gains positive charge, because

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  17. An electric dipole consists of two equal and opposite charges of magni...

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  18. Which of the following quantities is a vector quantity? A. intensity...

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  19. Two point charges of 2 coulomb and 6 coulomb repel each other with a f...

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  20. Static electricity can be produced by

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