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There are n number of cells each of resi...

There are n number of cells each of resistance R. When they are connected in parallel, the equivalent resistance is Y and when they are connected in series , the equivalent resistance is X. Find the relation between X,Y and R.

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UNITED BOOK HOUSE-MODEL PAPER SET-05-EXERCISE
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  2. Show that to get maximum power in an electrical circuit the external r...

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  3. There are n number of cells each of resistance R. When they are connec...

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  4. The internal resistance of a battery of e.m.f. 100 Vis 4 Omega. A volt...

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  9. State Biot Savart’s law.

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  10. A ray of lilght is incident at a small angle theta on a rectangular gl...

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  16. Write Kirchhoff’s 2nd law.

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  18. What is the nature of temperature coefficient of resistance of a semic...

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  19. Group of N cells whose e.m.f. varies directly with the internal resist...

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  20. Show that if n identical conductors are joined in series, the combined...

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