Railways General Science & Technology Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Sample Paper Current Electricity Sample Test Paper-9

  • question_answer
    Parameters of electricity supply in India are

    A)  Potential Difference of 220 V, Frequency of 50 hertz and, Current Rating of 5 A/I5A

    B)  Potential Difference of 150 V, Frequency of 40 hertz and Current Rating of 10 A

    C)  Potential Difference of 220 V, Frequency of 60 hertz and Current Rating of 15 A

    D)  Potential Difference of 220 V, Frequency of 40 hertz and Current Rating of 5 A

    Correct Answer: A

    Solution :

    [a] Parameters of electricity supply are different in different countries. In India they are: Potential Difference of 220 V, Frequency of 50 hertz and Current Rating of 5A/15A.


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