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The terminal potential difference (V) be...

The terminal potential difference (V) between the terminals of a battery depends on current (i) according to the following relation.
`V=8-3i`
What is the emf of the battery ? What is the internal resistance of battery ?

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To solve the problem, we need to determine the electromotive force (emf) of the battery and its internal resistance based on the given relationship between terminal potential difference (V) and current (i). ### Step-by-Step Solution: 1. **Understand the relationship**: We are given the equation for terminal potential difference as: \[ V = 8 - 3i \] ...
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MODERN PUBLICATION-CURRENT ELECTRICITY-Chapter Practice Test
  1. The terminal potential difference (V) between the terminals of a batte...

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  2. Is current density a vector or a scalar? Express its relation with ele...

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  3. State the direction of drift velocity of electron with respect to the ...

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  4. Why is manganin preferred over conductors like copper to construct sta...

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  5. Is the graph showing variation of current versus voltage for a diode l...

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  6. On increasing the temperature of a copper conductor, its resistivity i...

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  7. Prove that the current density of a metallic conductor is directly pro...

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  8. Deduce Ohm's law using the concepts of drift velocity and relaxation t...

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  9. Define mobility of a charge carrier.What is its relation with relaxati...

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  10. Write the sequence of colours in a carbon resistor having resistances ...

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  11. A cell of emf E and internal resistance r is connected across an exter...

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  12. State the principle of potentiometer. Draw a circuit diagram used to c...

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  13. With the help of a circuit diagram, explain the working principle of a...

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  14. Obtain the condition for bridge balance in Wheatstone's bridge.

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  15. Answer the following : (a) Why are the connections between the resi...

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  16. n-identical cells each of emf E and internal resistance r are connecte...

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