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The potential difference between the ter...

The potential difference between the terminals of a cells is found to be 3 volts when it is connected to a resistance equal to its internal resistance. The e.m.f. of the cell is :–

A

3V

B

6V

C

1.5V

D

4.5V

Text Solution

Verified by Experts

The correct Answer is:
B
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MOTION-CURRENT ELECTRICITY-EXERCISE -2 (OBJECTIVE PROBLEMS NEET)
  1. Electromotive force of a cell is basically a

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  2. A battery of e.m.f. 10 V and internal resistance 0.5 ohm is connected ...

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  3. The resistance of the circuit between A and B is :

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  4. Two cells X and Y are connected to a resistance of 10Omega shown in th...

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  5. In a torch there are two cells each of 1.45 volt and 0.15 Omega . Each...

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  6. Kirchoff's second law is based on the law of conservation of

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  7. Four resistances are connected in a circuit as shown in the following ...

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  8. In the following circuit diagram the value of resistance X for the pot...

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  9. Which of the following statement is wrong

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  10. The e.m.f. of a cell is 2.0 volt and the internal resistance is 0.1ohm...

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  11. The resistance of the galvanometer is 25 Omega it gives a full scale ...

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  12. Which of the statment is wrong :–

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  13. In a meter bridge the null point is obtained at the middle point of th...

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  14. A new flashlight cell of e.m.f. 1.5 volts given a current of 15 amps. ...

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  15. The resistance of galvanometer is G ohm and the range is 1 volt. The v...

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  16. The reading of Ammeter in ampere for following circuit is

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  17. It is observed in a potentiometer experiment that no current passes th...

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  18. When no current is passed through a conductor,

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  19. Internal resistance of primary cell depends on :–

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  20. The potential difference between the terminals of a cells is found to ...

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