A common-source amplifier with a drain resistance, RD = 4.7 kΩ is powered using a 10 V power supply. Assuming that the transconductance, gm, is 520 μA/V, the voltage gain of the amplifier is closest to:

A common-source amplifier with a drain resistance, RD = 4.7 kΩ is pow

1.	A common-source amplifier with a drain resistance, RD = 4.7 kΩ is powered using a 10 V power supply. Assuming that the transconductance, gm, is 520 μA/V, the voltage gain of the amplifier is closest to:
A.	-2.44
B.	-1.22
C.	1.22
D.	2.44
Answer» B. -1.22