J & K CET Medical J & K - CET Medical Solved Paper-2008

  • question_answer
    In step-up transformer, relation between number of turns in primary \[({{N}_{p}})\] and number of turns in secondary \[({{N}_{s}})\] coils is

    A)  \[{{N}_{s}}\]is greater than \[{{N}_{p}}\]

    B)  \[{{N}_{p}}\]is greater than \[{{N}_{s}}\]

    C)  \[{{N}_{s}}\]is equal to \[{{N}_{p}}\]

    D)  \[{{N}_{p}}=\text{ }2{{N}_{s}}\]

    Correct Answer: A

    Solution :

                     In step-up transformer, number of turns in primary coil is less than the number of turns in secondary coil. ie,\[\frac{{{N}_{s}}}{{{N}_{p}}}>1\]


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