2. Sample Papers
  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-19

  • question_answer
    During the experiment to determine the resistivity of a wire by a metre bridge, the jockey is moved gently along the wire from left to right to

    A)  find a deflection in the galvanometer towards left

    B)  find a deflection in the galvanometer towards right

    C)  find no deflection in the galvanometer

    D)  find a maximum deflection in the galvanometer

    Correct Answer: C

    Solution :

     The jockey is moved so as to get the null point (i.e., no deflection in the galvanometer).


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