12th Class Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Case Based (MCQs) - Current Electricity

  • question_answer
    Wheatstone bridge is used to measure:

    A) unknown current   

    B) unknown voltage

    C) unknown charge    

    D) unknown resistance

    Correct Answer: D

    Solution :

    (d) unknown resistance                        The ratio of the two resistances in the known leg is equal to the ratio of the two resistances in the unknown leg. 


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