In a series R-L-C circuit, the “Q-factor” is given by

A

$$Q = \frac{1}{R}\sqrt{\frac{L}{C}}$$

B

$$Q = R\sqrt{\frac{L}{C}}$$

C

$$Q = \frac{1}{R}\sqrt{\frac{C}{L}}$$

D

$$Q = R\sqrt{\frac{C}{L}}$$