第四章测试1.
When a BJT is biased in the cutoff region the collector-to-emitter voltage is typically equal to （ ）.
A:the emitter voltage B:0.03 V C:the collector current times the collector resistor D:the collector supply voltage
答案:D
2.
Calculate the collector-emitter voltage for this emitter-stabilized circuit.（ ）
A:4.32 V B:0.1335 V C:10.68 V D:14.24 V 3.
The difference between the resulting equations for a network in which an npn transistor has been replaced by a pnp transistor is （ ）.
A:the sign associates with the particular quantities B:the value of β C:the values of the resistors 4.
The term quiescent means （ ）.
A:midpoint-biased B:active C:inactive D:at rest 5.
Voltage-divider bias stability is （ ）.
A:independent of beta B:dependent of beta C:dependent on alpha D:dependent on the collector resistor
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