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Does the emf of a standard electric cell...

Does the emf of a standard electric cell depend on the volume of the cell?

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no
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Statement I: The voltmeter reading does not denote the correct emf of an electric cell,when the terminals of the cell are directly connected to the voltmeter. Statement II: As every electric cell has some internal resistance,the current in the external circuit is reduced to some extent.

When a voltmeter of resistance 100 Omega is connected with an electric cell, the reading of the voltmeter is 2V. When the cell is connected with a resistance of 15 Omega . An ammeter of resistance 1 Omega given the reading of 0.1 A.Determine the emf of the cell.

Statement I : a potentimeter arrangement is more suitable than a voltmeter arrangement for the accurate measurement of the emf of an electric cell . Statement II : It is possible to connect an electric cell in a potentimeter circuit in such a way that no current passes through the cell .

Where does the emf of a cell exist?

The length of the wire of a potentiometer is 100 cm and the emf of a standard cell connected to it is E volt. While measuring the emf of a battery having internal resistance 0.5Omega the null point is obtained at a length of 30 cm . Determine the emf of the battery .

What is the relationship between Gibbs free energy of the cell reaction in a galvanic cell and the emf of the cell? When will the maximum work be obtained from a galvanic cell?

Write the relation between the emf of a galvanic cell and the Gibbs energy for the chemical reaction occuring in the cell.

Write down the relation between the emf of a galvanic cell and the Gibbs energy change for the chemical reaction occuring in the cell.

Write down the relatiuon between the emf of a galvanic cell and the Gibbs energy change for the chemical reaction occuring in the cell.

CHHAYA PUBLICATION-CURRENT ELECTRICITY -EXERCISE ( VERY SHORT ANSWER TYPE QUESTION)
  1. For What property of conductors, current will flow through a wire conn...

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  2. Does the emf of a standard electric cell depend on the volume of the c...

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  3. What kind of cell should be preferred to get a high current?

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  4. Lead oxide is used as electrode in a lead -acid accumulator as an acti...

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  5. Spongy lead is used as electrode in a lead-acid accumulator as an acti...

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  6. Which active electrolyte is used in a lead-acid accumulator?

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  7. Internal resistance of the secondary cell than that of a primary cell ...

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  8. If a current of 1mA flows through a conductor having potential differe...

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  9. For a metallic conductor, what is the nature of the graph of current s...

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  10. Resistance of a conductor is 200 Omega and the current through it is 1...

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  11. Resistivity of copper is 1.76 times 10^-6 Omega.cm. Express it in ohm....

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  12. Resistivity of copper is 1.76 times 10^-6 Omega.cm. Determine the resi...

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  13. Two conducting wires of lenghts l and 2l have the same cross-sectional...

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  14. Two wires A and B are of the same metal and of the same length. Their ...

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  15. What will be the change in the resistance of the Eureka wire,when its ...

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  16. Two wires A and B of the same metal have the same across sectional are...

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  17. Name a substance whose resistance decreases with in the increases in t...

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  18. What is the unit of temperature coefficient of resistance?

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  19. The temperature coefficient of resistance for the material of a conduc...

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  20. A carbon resistor is coloured with four different bands=brown,black,or...

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