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Choose the correct answer...

Choose the correct answer

A

Total charge present in the universe is constant

B

Total positive charge present in the universe is constant

C

Total negative charge present in the universe is constant

D

Total number of charged particles present in the universe is constant.

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MODERN PUBLICATION-TEXUAL QUESTIONS -EXERCISE
  1. Static electricity is produced due to

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  2. A polythene piece rubbed with wool is found to have a negative charge ...

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  3. Choose the correct answer

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  4. A positively charged glass rod attracts a suspended pith-ball. Does it...

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  5. The unit of permittivity of free space (E0) is :

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  6. Two points charges of +3muC and +8muC repel each other with a force of...

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  7. Force between the two stationary charges, when placed in freespace is ...

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  8. A charge having magnitude Q is divided into two parts q and (Q-q) . If...

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  9. A charge q1 exerts some force on a second charge q2. A third charge q3...

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  10. Five balls numbered 1,2,3,4,and 5 are suspended using separated thread...

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  11. Two charges each of +q units are placed along a line. A third chare of...

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  12. Two equal and similar charges are placed along a straight line. A thir...

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  13. Two equal and similar charges are placed along a straight line. A thir...

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  14. A stationary charges produces.

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  15. A proton and an electron are placed in a uniform electric field . Then

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  16. In SI. Unit of electric field is:

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  17. Determine the magnitude of an electric field that will balance the wei...

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  18. A dipole of electric dipole moment vecP is placed in a uniform electri...

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  19. A positivity charges ball hangs from a silk thread Electric filed at a...

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  20. A cylinder of length L and radius R is placed in a uniform electric fi...

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