Alternating Current - Result Question 39
41. A transistor-oscillator using a resonant circuit with an inductor (of negligible resistance) and a capacitor in series produce oscillations of frequency . If is doubled and is changed to , the frequency will be
[2006]
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 41. (b)
Solution:
- (b) We know that frequency of electrical oscillation in L.C. circuit is
Now,