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What is called as internal resistance of...

What is called as internal resistance of the cell ?

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Internal resistance of a cell depends on

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By a cell a current of 0.9 A flows through 2 ohm resistor and 0.3 A through 7 ohm resistor. The internal resistance of the cell is

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In a potenliomcter experiment, it is found that no current passes through the galvanometer when the terminals of the cell are connected across 52 cm of the potentiometer wire. If the cells is shunted by a resistance of 5 Omega , a balance is found when the cells is connected across 40 cm of the wire. Find the internal resistance of the cell.

In a potentiometer experiment it is found that no current passes through the galvanometer when the terminals of the cell are connected across 0.52 m of the potentiometer wire. If the cell is shunted by a resistance of 5Omega balance is obtained when the cell connected across 0.4m of the wire. Find the internal resistance of the cell.

The balancing length for a cell is 560 cm in a potentiometer experiment. When an external resistance of 10 Omega is connected in parallel to the cell , the balancing length changes by 60 cm. If the internal resistance of the cell is (n)/(10) Omega the value of n is ....

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KUMAR PRAKASHAN-CURRENT ELECTRICITY-SECTION [A] TRY YOURSELF
  1. Write direction of electric current in electrolyte.

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  2. For cell with non zero (finite) internal resistance write relation bet...

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  3. What is called as internal resistance of the cell ?

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  4. When internal resistance of the cell can be neglected?

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  5. When current drawn from the cell become maximum?

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  6. In how many types combination of cells can be done?

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  7. What is series connection of cell ?

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  8. What is parallel connections of cells? Derive the equivalent equation ...

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  9. What is called series connection of cell ? Derive equation of equivale...

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  10. What is parallel connections of cells? Derive the equivalent equation ...

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  11. What will be ratio of equivalent emf of series connection of two cell ...

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  12. Kichhoff's junction role represents…….

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  13. Write and explain Kirchhoff's second law (Loop rule).

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  14. Kirchhoff's junction law represent conservation of which physical quan...

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  15. Kirchhoff's loop law represent conservation of which physical quantity...

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  16. Why circuit given by Wheatstone is called Wheatstone bridge ?

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  17. When Wheatstone bridge is said to be in balanced condition ?

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  18. What is called as battery arm ?

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  19. What is called as galvanometer arm ?

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  20. What is value of current flowing through galvanometer in balanced cond...

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