第二章 DIODE APPLICATIONS：介绍二极管的等效电路和应用，半波整流电路，全波整流电路，限幅器，钳位器。2.1二极管的分析方法：等效模型法和负载线法:通过掌握二极管的两种分析方法，来建立对二极管工作方式的认识。[单选题]Which of the following circuits is used to eliminate a portion of a signal? （ ）.选项:[Clipper, Voltage divider, Voltage multiplier, Damper]
2.2整流电路:介绍二极管的应用电路—整流电路，整流电路分为全波整流跟半波整流两种。
2.3限幅电路和钳位电路:本节主要介绍限幅电路及钳位电路，他们是是二极管波形整形功能的进一步扩展。
2.4齐纳二极管-稳压器:本节主要介绍齐纳二极管，齐纳二极管主要用于稳压器。
[单选题]What is the value of the voltage dropped across forward-biased silicon diodes that are connected in parallel with each other? （ ）.选项:[0.7 V, 11.3 V, 0.35 V, 1.4 V]
[单选题]The Zener diode must be operated such that （ ）.选项:[
is less than the specified 
, the applied voltage is greater than 
, All of these, 
]
[单选题]The resistor voltage and resistor current in this circuit are （ ）.
选项:[10 V, 5 mA, 2 V, 11 mA , 11 V, 2 mA, 11 V, 11 mA]
[单选题]The circuit shown here is a （ ）.
选项:[series clamper, series clipper , shunt clamper , parallel clipper]
