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10th Class Science Electricity and Circuits Question Bank 10th CBSE Science Electricity

  • question_answer
      Two metallic wires X and Y are connected in series. Wire X has length / and radius r, while wire Y has length 21 and radius 2r. Find the ratio of the total resistance of series combination and the resistance of wire X, if both the wires are of same material.     

    Answer:

                      Resistance of wire Resistance or wire Total resistance of the series combination,              (1) Ratio of total resistance of series combination and resistance or wire X is                                                (1)


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