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In a meter bridge experiment, the galvanometer shows a null point when jockey is pressed at 40.0 cm using a standard resistance of 100 W as per the diagram. The least count of the scale used is 1 mm. The unknown resistance is nearly

 

 

Option 1 -

(66.7 ± 0.1) Ω

Option 2 -

(66.7 ± 0.3) Ω

Option 3 -

(33.3 ± 0.1) Ω

Option 4 -

(33.3 ± 0.3) Ω

0 1 View | Posted a week ago
Asked by Shiksha User

  • 1 Answer

  • Correct Option - 2


    Detailed Solution:
    Kindly go through the solution

     

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