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The net charge of a system is zero. Will...

The net charge of a system is zero. Will the electric field intensity due to this system also be zero.

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CBSE COMPLEMENTARY MATERIAL-ELECTROSTATICS AND CURRENT ELECTRICITY -SHORT ANSWER QUESTIONS (2 MARKS)
  1. In charging a capacitor of capacitance C by a source of emf V, energy ...

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  2. An electric dipole of dipole moment p, is held perpendicular to an ele...

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  3. The net charge of a system is zero. Will the electric field intensity ...

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  4. A point charge Q is kept at the intersection of (i) face diagonals (ii...

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  5. There are two large parallel metallic plates S(1) and S(2) carrying su...

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  6. Explain how electron mobility changes for a good conductor, when (i) t...

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  7. On what factors, does the potential gradient of the potentimeter wire ...

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  8. What are super-conductors? Write their two applications.

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  9. Two copper wires with their lengths in the ratio 1 : 2 and resistances...

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  10. The current through a wire depends on time as i= i0 + at where ...

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  11. In the arrangement of resistors shown, what fraction of current I will...

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  12. A 100W and a 200 W domestic bulbs joined in parallel are connected to ...

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  13. A battery has an emf of 12V and an internal resistance of 2 Omega. C...

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  14. In a potentiometer arrangment, a cell of emf 1.25 V gives a balance po...

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  15. In a meter bridge, the balance point is found to be 39.5 cm from end A...

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  16. A meterbridge is in balance condition. Now if galvanometer and cell ar...

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  17. If the emf of the driving cell be decreased, what will be effect on th...

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  18. Why should the area of cross-section of the meter-bridge wire be unifo...

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  19. Given any two limitations of Ohm’s law.

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  20. Which one of the two, an ammeter or a milliammeter, has a higher resis...

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