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The e.m.f. of a cell is a...

The e.m.f. of a cell is a

A

unit vector

B

zero vector

C

scalar quantity

D

vector quantity

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The correct Answer is:
C
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NIKITA PUBLICATION-CURRENT ELECTRICITY-Multiple Choice Questions
  1. The e.m.f. of a cell depends on

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  2. What determines the e.m.f. between the two metals placed in an eletrol...

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  3. The e.m.f. of a cell is a

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  4. The amount of work done by the cell in sending a unit charge once thro...

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  5. As the current drawn from the cell increases, terminal potential diffe...

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  6. The resistance offered by electrolytic solution of a cell is

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  7. The value of internal resistance of ideal cell is

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  8. Internal resistance of a cell depends on

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  9. A device which converts chemical energy into electrical energy is call...

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  10. An arrangement, in which chemical reaction can be proceeded at a stead...

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  11. The electric cell is a device to obtain electric energy from

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  12. Within the electric cell, the charge is transported by

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  13. First electrochemical cell was designed by

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  14. The ability of a cell to supply electric energy is called as

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  15. The current capacity of a cell is measured in terms of

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  16. The current capacity of a charged secondary cell depends upon

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  17. A certain electric circuit with a resistance R is supplied power simu...

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  18. Two cells , each of emf E and internal resistance r, are connected in ...

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  19. The relation between current and potential difference is given by

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  20. Ohm's law is true for

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