Basic Electronic Theory (Material Engineering) Study Guide With Complete Solution!!

BASIC ELECTRONIC THEORY (MATERIAL ENGINEERING)
STUDY GUIDE WITH COMPLETE SOLUTION!!
Silicon is widely used as a semiconductor because it



answers: withstands heat

Which of the following can be thought of as an AC switch?



answers: Diac

The term solid state refers to_____________



answers: the use of semiconductor material in electronic components

Which of the following makes the best conductor?



answers: Aluminum

What is the name given to the areas where P-type materials join N-type materials
to form a diode?



answers: Gate junction

The two basic types of diodes are the silicon and the___________



answers: germanium

When used in a circuit, an LED is generally operated at about

, answers: 20mA or less

How many diodes are required to convert three-phase AC power to high-efficiency
DC power?



answers: Six

The point at which avalanche break over occurs in a diode is known as
the_________



answers: peak inverse voltage

How many diodes are required to form a transformer center-tap full-wave rectifier
circuit?



answers: Two

How many diodes are required to form a bridge rectifier?



answers: Four

By adding ____________________to semiconductor material, P-type material will
be created.



answers: gallium

A transistor is made bv joining how many lavers of semiconductor material?



answers: Three

What semiconductor material comprises the base of an NPN transistor?