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
5555555555100. Typically, a unijunction transistor has a stand-off ratio from ________ to ________. (a) 0.0, 0.2 (b) 0.2, 0.4 (c) 0.4, 0.6 (d) 0.6, 0.8
555555555597. The parallel-resonant impedance of a crystal oscillator is ________. (a) very low (b) low (c) medium (d) very high