Physics · AC Circuits
The Q-Factor (Quality Factor) of a coil is a critical parameter in resonant circuits. How is it mathematically defined in terms of the coil's inductive reactance (XL) and its internal DC resistance (R)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Q = RXL
- 2Q = XL - R
- 3Q = XLR✓
- 4Q = 1XL - R
Correct answer
Q = XLR
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