A three-stage filter has power gains of Filter 1 = 0.79, Filter 2 ...

[AEWBW]

A three-stage filter has power gains of Filter 1 = 0.79, Filter 2 = 0.46, and Filter 3 = 0.32. The total dB power gain is
 
  A) 1.57 dB B) -18.7 dB C) -1.57 dB D) -9.34 dB

Question 2

Three components are in series across a sine wave ac source: an L of 12 mH with an internal resistance (RW) of 6 , a 47 nF capacitor, and an RL of 120 . The resonant frequency of the circuit is
 
  A) 5.7 kHz B) 6.7 kHz C) 573 Hz D) 3.4 kHz

[tdewitt]

Answer to Question 1

D

Answer to Question 2

B

[AEWBW]

Gracias!

[kswal303]

TYSM