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Alternating Current question

2006 · Q129
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Alternating Current question

2006 · Q129

NEETPhysicsAlternating CurrentMCQ+4 / −1
A transistor-oscillator using a resonant circuit with an inductor L (of negligible resistance) and a capacitor C in series produce oscillations of frequency fff. If L is doubled and C is changed to 4C, the frequency will be
  1. A
    f/2f/2f/2
  2. B
    f/4f/4f/4
  3. C
    8f8f8f
  4. D
    f/2f/2f/22\sqrt 22​
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