3.. Which of the following is true about the resistance of a Zener diode? A It has an incremental resistance B It has dynamic resistance C The value of the resistance is the inverse of the slope of the i-v characteristics of the Zener diode D All of the mentioned 4.Which of the below mentioned statements is false regarding ap-n junction diode? A Diodes have three terminals B Diodes are unidirectional devices C Diode are uncontrolled devices D Diodes are rectifying devices 5.Color of light emitted by LED depends on A semiconductor material B forward current C its forward bias D its reverse bias

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