If Av, Ai and Ap represents the voltage gain, current gain and power – McqOptions

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1.	If Av, Ai and Ap represents the voltage gain, current gain and power gain ratio of an amplifier which of the below is not the correct expression for the corresponding values in decibel?
A.	Current gain: 20 log Ai db
B.	Voltage gain: 20 log Av db
C.	Power gain: 20 log Ap db
D.	Power gain: 10 log Ap
Answer» D. Power gain: 10 log Ap

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