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If galvanometer and battery are intercha...

If galvanometer and battery are interchanged in balanced Wheatstone bridge, then 

A

the battery discharges

B

the bridge still balances

C

the balance point is changed

D

the galvanometer is damaged due to flow of high current

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The correct Answer is:
B
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AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - IA
  1. Kirchhoff's law of junctions (first law), Kirchhoff's law of meshes (s...

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

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

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  4. Wheatstone bridge can be used

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  5. In a Wheatstone's bridge three resistances P,Q,R connected in three ar...

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  6. Wheatstone bridge is most sensitive when the arms ratio is

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  7. In metre bridge experiment, the known and unknown resistances in the t...

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  8. In a metre bridge, metal wire is connected in the left gap, standard r...

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  9. Metal wire is connected in the left gap, semi conductor is connected i...

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  10. Metal wire is connected in the left gap, Germanium connected in the ri...

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  11. A series high resistance is preferable than shunt resistance in the ga...

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  12. The sensitivity of potentiometer wire can be increased by

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  13. A cell of emf 'E' and internal resistance r connected in the secondary...

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  14. Potentiometer is an ideal instrument, because

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  15. On increasing the resistance of the primary circuit of potentiometer, ...

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  16. If the value of potential gradient on potentiometer wire is decreased,...

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  17. A cell of negligible internal resistance is connected to a potentiomet...

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  18. For the working of potentiometer, the emf of cell in the primary circu...

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  19. The balancing lengths of potentiometer wire are l(1) and l(2) when two...

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  20. At the moment when the potentiometer is balanced

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