When testing a coil having a resistance of 10 ohms, resonance occured when the oscillator frequency was 10 Mhz and rotating capacitor was set at 500/2Ãƒï¿½Ã¢ï¿½Â¬ pF. The effective value of the Q of the coil is

When testing a coil having a resistance of 10 ohms, resonance occured

1.	When testing a coil having a resistance of 10 ohms, resonance occured when the oscillator frequency was 10 Mhz and rotating capacitor was set at 500/2Ãƒï¿½Ã¢ï¿½Â¬ pF. The effective value of the Q of the coil is
A.	200
B.	254
C.	314
D.	542
Answer» B. 254