1. In a C-E configuration, an emitter resistor is used for:
2. Voltage-divider bias provides:
3. To operate properly, a transistor's base-emitter junction must be forward biased with reverse bias applied to which junction?
4. The ends of a load line drawn on a family of curves determine:
5. If VCC = +18 V, voltage-divider resistor R1 is 4.7 k, and R2 is 1500, what is the base bias voltage?
6. The C-B configuration is used to provide which type of gain?
7. The Q point on a load line may be used to determine:
8. A transistor may be used as a switching device or as a:
9. If an input signal ranges from 20–40 A (microamps), with an output signal ranging from .5–1.5 mA (milliamps), what is the ac beta?
10. Which is beta's current ratio?
11. A collector characteristic curve is a graph showing:
12. With low-power transistor packages, the base terminal is usually the:
13. When a silicon diode is forward biased, what is VBE for a C-E configuration?
14. What is the current gain for a common-base configuration where IE = 4.2 mA and IC = 4.0 mA?
15. With a PNP circuit, the most positive voltage is probably:
16. If a 2 mV signal produces a 2 V output, what is the voltage gain?
17. The symbol hfe is the same as:
18. Most of the electrons in the base of an NPN transistor flow:
19. In a transistor, collector current is controlled by:
20. Total emitter current is:
21. Often a common-collector will be the last stage before the load; the main function(s) of this stage is to:
22. For a C-C configuration to operate properly, the collector-base junction should be reverse biased, while forward bias should be applied to which junction?
23. The input/output relationship of the common-collector and common-base amplifiers is:
24. If a transistor operates at the middle of the dc load line, a decrease in the current gain will move the Q point:
25. Which is the higher gain provided by a C-E configuration?