Semiconductors


1. Examples of semiconductor materials are:




2. The component shown below is:






3. A perfect diode would have:




4. When a bipolar junction transistor is used as a conventional amplifer:




5. The forward voltage drop for germanium diode is approximately:




6. The typical operating forward current for a standard LED is:




7. The connections to a silicon controlled rectifier are labelled:




8. In the diagram of the rectifier shown below, which connection is the positive output terminal?






9. An application for a zener diode is:




10. The component shown below is:






11. The component shown below is:






12. The connection marked X in the diagram below is:






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