CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2005

  • question_answer
    The induction coil works on the principle of:

    A)  self - induction

    B)  mutual induction

    C)  Amperes rule

    D)  Flemings right hand rule

    Correct Answer: B

    Solution :

    We know                                 \[f=\frac{1}{2\pi \,\sqrt{LC}}\] or            \[\sqrt{LC}=\frac{1}{2\,\pi \,f}=\] time. Thus, \[\sqrt{LC}\] has the dimension of time.


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