Two magnetically uncoupled inductive coils have Q factors q1 and q2 at the chos

Discussion Forum : Instrumentation

Question - 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, the effective
Q factor of the series combination at the same operating frequency is

Options:

A . q1 + q2

B . (1/q1) + (1/q2)

C . (q1 R1 + q2 R2)/(R1 + R2)

D . (q1 R2 + q2 R1)/(R1 + R2)

Answer: Option C

-NA-

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