10th Class Science Electricity and Circuits Question Bank Electricity

  • question_answer
            The graph represents a current-voltage behavior of a water-voltmeter. Spot the correct explanation.

    A)  Dissociation takes place and it obeys Ohm's law thereafter

    B)  Ohm's law is not valid for low voltage

    C)  Ohm's law is obeyed but only for potential  

    D)  Electrolytes do not obey Ohm's law

    Correct Answer: C

    Solution :

     If nothing has been read about back emf in electrolytes, this question should be left.


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