555555555542. A common-emitter amplifier has ________ voltage gain, ________ current gain, ________ power gain, and ________ input impedance. (a) high, low, high, low (b) high, high, high, low (c) high, high, high, high (d) low, low, low, high
555555555585. The common-emitter configuration has a ________ level of input impedance with a ________ voltage and current gain. (a) moderate, high (b) low, moderate (c) low, low (d) high, low
555555555541. A Darlington pair amplifier has (a) high input impedance and high voltage gain. (b) low input impedance and low voltage gain. (c) a voltage gain of about 1 and a low input impedance. (d) a low voltage gain and a high input impedance.
5555555555101. An operational amplifier has a ________ input impedance and a ________ output impedance. (a) high, low (b) high, high (c) low, low (d) low, high