Railways General Science & Technology Alternating Current / प्रत्यावर्ती धारा Sample Paper Alternating Current and Electromagnetic Induction Sample Test Paper-10

  • question_answer
    For high frequency, a capacitor offers

    A)  More reactance

    B)  Less reactance

    C)  Zero reactance

    D)         Infinite reactance

    Correct Answer: B

    Solution :

    [b] \[{{X}_{C}}=\frac{1}{2\pi vC}\Rightarrow {{X}_{C}}\propto \frac{1}{v}\]


You need to login to perform this action.
You will be redirected in 3 sec spinner