A) 15
B) 20
C) 25
D) 30
Correct Answer: C
Solution :
(c) 25 Here, \[L=2\,H,\,C=32\,\mu F=32\times {{10}^{-6}}F;R=10\,\Omega \] Resonance frequency, \[{{\omega }_{r}}=\frac{1}{\sqrt{LC}}=\frac{1}{\sqrt{2\times 32\times {{10}^{-6}}}}=\frac{{{10}^{3}}}{8}rad\,{{s}^{-1}}\] Quality factor \[=\frac{{{\omega }_{r}}L}{R}=\frac{{{10}^{3}}\times 2}{8\times 10}=25\]You need to login to perform this action.
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