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A transistor-oscillator using a resonant circuit with an inductor L (of negligible resisitance) and a capacitor C in series produce oscillations of frequency f. If L is doubled and C is changed to 4C, the frequency will be
Options
(a) f/2
(b) f/4
(c) 8f
(d) f/2√2
Correct Answer:
f/2√2
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- According to photon theory of light which of the following physical quantities,
- Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons
- Two identical flutes produce fundamental notes of frequency 300 Hz at 27° C
- If a charge in current of 0.01 A in one coil produces a change in magnetic flux
- If vectors A=cos wti + sin wtj and B= cos wt/2 i + sin wt/2 j are functions of time,
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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