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12th Class Physics Alternating Current / प्रत्यावर्ती धारा Question Bank MCQ - Alternating Currents

  • question_answer
    A transformer has 100 turns in the primary coil and carries 8 A current. If input power is 1 kW, the number of turns in secondary coil to have 500 V output will be:

    A) 100                  

    B) 200   

    C) 400                              

    D) 300

    Correct Answer: C

    Solution :

    (c) 400


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