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1. |
An amplifier is measured to have an internal resistance of 10 k , voltage gain of 100V/V and output resistance of 100 . Also, when a load resistance of 1 k is connected between the output resistance if found to decrease to 8 k . If the amplifier is fed with the signal source having an internal resistance of 2 k . Find Av. |
A. | 9.09 V/V |
B. | 10 V/V |
C. | 90.9 V/V |
D. | 100 V/V |
Answer» D. 100 V/V | |