12th Class Physics Alternating Current / प्रत्यावर्ती धारा Question Bank Case Based (MCQs) - Alternating Current

  • question_answer
    Specify the range of transformer efficiency.

    A) 10-15%

    B) 95-98%

    C) 50-60%

    D) 40-50%

    Correct Answer: B

    Solution :

    Option [b] is correct.


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