A single-stage non-inverting amplifier has RF = 220 kΩ and R1 = 10k. If two such stages are cascaded, find the mid-frequency gain of the cascade.

A single-stage non-inverting amplifier has RF = 220 kΩ and R1 = 10k.

1.	A single-stage non-inverting amplifier has RF = 220 kΩ and R1 = 10k. If two such stages are cascaded, find the mid-frequency gain of the cascade.
A.	27.23 dB
B.	54.47 dB
C.	-54.47 dB
D.	-27.23 dB
Answer» C. -54.47 dB