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A sure test of electification is...

A sure test of electification is

A

Attraction

B

Repulsion

C

Friction

D

Induction

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AAKASH INSTITUTE-ELECTRIC CHARGES AND FIELDS -ASSIGNMENT(SECTION-A) Objective Type Question
  1. When a plastic rod is rubbed with wool, it acquires a negative charge...

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  2. A sure test of electification is

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  3. When a soap bubble is charged :-

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  4. A capacitor having a capacitance of 100 mu f is changed to a potential...

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  5. When a glass rod rubbed with silk is brough near the knob of a positi...

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  6. Which of the following is not the unit of charge ?

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  7. The static electricity is produced due to

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  8. The force between two electrons separated by a distance r is proportio...

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  9. Coulomb's law for the force between electric charges most closely res...

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  10. A charge q(1) exerts some force on a second charge q(2) If a third cha...

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  11. There are two charges +1 mu C and-5 mu C under mutual coulombic inter...

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  12. It two charges of 1 coulomb each are placed 1 km apart,then the force...

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  13. Two point charges separated by a distance d repel each other with a f...

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  14. Two particles having charge Q(1) and Q(2) , when kept at a certain dis...

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  15. The unit of permittivity of free space epsilon(0) is:

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  16. When a charged rod is brought near small bits of paper, the small b...

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  17. The force exerted by two charged bodies on one another obey Coulomb's...

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  18. The electric field at a point in space in equal in magnitude to t...

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  19. An electron and a proton are in uniform electic field. The ratio of th...

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  20. Electric lines of force about negative point charge are

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