A two-stage amplifier has an input power of 30μW and an output power – McqOptions

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1.	A two-stage amplifier has an input power of 30μW and an output power of 1.5mW. One stage has a gain of 3. What is the gain of the second stage?
A.	20
B.	16.6
C.	40
D.	22.36
Answer» C. 40

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