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The dimensional formula of the emf of a ...

The dimensional formula of the emf of a source of current are same as that of 

A

force

B

electric field

C

current

D

potential

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The correct Answer is:
D
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AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - IA
  1. Choose the correct statement

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  2. For a cell which charging in a circuit

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  3. The dimensional formula of the emf of a source of current are same as ...

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  4. Internal resistance of a cell depends on

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  5. When cells are arranged in series

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  6. To supply maximum current, cells should be arrange in

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  7. The terminal Pd of a cell is equal to its emf if

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  8. Back emf of a cell is due to

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  9. When an electric cell drives current through load resistance, its Back...

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  10. Which depolarizers are used to neutralizes hydrogen layer in cells

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  11. Two batteries of emfs epsilon(1) and epsilon(2) (epsilon(2) gt epsilon...

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  12. A battery consists of a variable number n of identical cells having in...

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  13. A cell of emf E has an internal resistance r & is connected to rheosta...

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  14. n identical cells, each of emf epsilon and iternal resistance r, are j...

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  15. n identical cells, cach of emf epsilon and internal resistance r, are ...

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  16. A cell of emf E having an internal resistance r is connected to an ext...

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  17. Kirchhoff's law of junctions (first law), Kirchhoff's law of meshes (s...

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  18. In a balanced Wheatstone's network, the resistances in the arms Q and ...

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  19. If galvanometer and battery are interchanged in balanced Wheatstone br...

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  20. Wheatstone bridge can be used

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