CET Karnataka Medical CET - Karnataka Medical Solved Paper-2000

  • question_answer
    A hot wire ammeter reads 10 amp. In an A.C. circuit. The peak value of the current will be:

    A)  \[\frac{3}{\pi }\] amp

    B)  \[\frac{10}{\sqrt{2}}\] amp

    C) \[10\sqrt{2}\,amp\]

    D)  \[6\pi \]amp

    Correct Answer: C

    Solution :

     The reading of hot wire ammeter or rms value of current \[{{I}_{rms}}=10amp\] The peak value of the current is \[{{I}_{0}}=\sqrt{2}\times {{I}_{rms}}\] \[=\sqrt{2}\times 10=10\sqrt{2}amp\]


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