A) 25
B) \[42\centerdot 21\]
C) \[35\centerdot 42\]
D) \[21\centerdot 74.\]
Correct Answer: D
Solution :
Quality factor \[Q=\frac{{{X}_{L}}}{R}=\frac{{{\omega }_{r}}L}{R}\] \[=\frac{4166.67\times 0.12}{23}=21.74\]
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