Three identical amplifiers with each one having a voltage gain of 50,i – McqOptions

MCQOPTIONS

1.	Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250 ,are cascaded.The open circuit voltage gain of combined amplifier is_________?
A.	49dB
B.	51dB
C.	98dB
D.	102dB
Answer» D. 102dB

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