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Find potential difference before switch S is closed?

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Find potential difference after switch, S is closed?

Under what condition will the terminal potential difference be more than the emf of a cell?

If the resistance of a conductor is 5 Omega and strength of current through it be 2A, find the terminal potential difference between the two ends of the conductor.

Show that the terminal potential difference of a cell connected in a closed circuit is , in general,less than its emf.

Can there be a potential difference between two close conductors of the same volume carrying equal positive charges?

Show that in a closed circuit the potential difference between the two ends of a cell is less than the emf of that cell.

For measuing a potential difference it is more logical to use a potentiometer than a voltmeter. Why?

The capacitances of two capacitors are 2 mu F and 8 mu F . They are connected in series and a potential difference of 100 V is applied across the combination. What are The potential differences across the two capacitors?

The potential difference between the terminals of a cell, in an open circuit was 2.5 volt and when it was connected through a resistance of 5 ohm, the potential difference fell to 1.5v. Find the internal resistance of the cell.

In a seris LCR circuit R=1kOmega,C=2muF and potential difference across R is 2V. At resonance omega=200rad.s^-1 . What is the potential difference (in V) across L at resonance?

PATHFINDER-ELECTROSTATICS-I, II AND III-QUESTION BANK
  1. An electric field of 20N/C exists along the X-axis in space. Calculate...

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  2. An electric field of 20N/C exists along the X-axis in space. Calculate...

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  3. Find potential difference before switch S is closed?

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  4. Find potential difference after switch, S is closed?

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  5. Electric charge q, q and-2q are placed at the corners of an equilatera...

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  6. Dipole is placed parallel to the electric field. If W is the work done...

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  7. Two thin concentric spherical shells of radii R1 and R2(R1lt R2) con...

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  8. Two thin concentric spherical shells of radii R1 and R2(R1lt R2) con...

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  9. Two thin concentric spherical shells of radii R1 and R2(R1lt R2) con...

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  10. Two thin concentric spherical shells of radii R1 and R2(R1lt R2) con...

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  11. Two thin concentric spherical shells of radii R1 and R2(R1lt R2) con...

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  12. The electric field in a region is given by overset-E=alphaxoverset^i H...

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  13. The electric field in a region is given by overset-E=alphaxoverset^i H...

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  14. An isolated sphere has a capacitance of 50pF Calculate its radius

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  15. An isolated sphere has a capacitance of 50pF How much charge should ...

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  16. Three concentric conducting shells A, B, and C of radii a, b and c are...

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  17. A parallel plate capacitor is maintained at a certain potential differ...

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  18. Two isolated spherical conductors have radii 5 cm and 10 cm respective...

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  19. A capacitor is given a charge q. The distance between the plates of th...

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  20. Two parallel plate capacitors A and B having capacitance of 1muF and ...

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