Two magnetically uncoupled inductive coils have Q factors q₁ and q₂ at the chosen operating frequency. Their respective resistances are R₁ and R₂. When connected in series, their effective Q factor at the same operating frequency is

A) $$\frac{1}{{{q_1}}} + \frac{1}{{{q_2}}}$$ B) $$\frac{{{q_1}{R_1} + {q_2}{R_2}}}{{{R_1} + {R_2}}}$$ C) $$\frac{{{q_1}{R_2} + {q_2}{R_1}}}{{{R_1} + {R_2}}}$$ D) $${q_1} + {q_2}$$

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Correct Answer: Option B

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Two magnetically uncoupled inductive coils have Q factors q1 and q2...

Two magnetically uncoupled inductive coils have Q factors q1 and q2 at the chosen operating frequency. Their respective resistances are R1 and R2. When connected in series, their effective Q factor at the same operating frequency is

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Two magnetically uncoupled inductive coils have Q factors q₁ and q₂ at the chosen operating frequency. Their respective resistances are R₁ and R₂. When connected in series, their effective Q factor at the same operating frequency is