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JEE Main & Advanced Physics Electro Magnetic Induction Question Bank Application of EMI (Motor, Dynamo, Transformer)

  • question_answer
    Quantity that remains unchanged in a transformer is  [MP PMT/PET 1998; AIIMS 1999; J & K CET 2005]

    A)            Voltage                                  

    B)            Current

    C)            Frequency                            

    D)            None of the above

    Correct Answer: C

    Solution :


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