Exam 1: Fundamental Solid-State Principles

When a pn junction is reverse biased, the depletion layer is at its width and the device acts as a near-perfect .

Which of the following statements is true?

A pn junction is forward biased when

Gold has one valence electron, tin has four valence electrons, and argon has eight valence electrons. Which of these elements has the highest conductivity?

A depletion layer acts as a/an

In an n-type material, the majority carriers are

Pentavalent atoms are often referred to as

Trivalent elements have valence electrons).

Which semiconductor element is most often used in the production of solid state devices?

Which of the following is not a commonly used semiconductor in electronic applications?

Which of the following is an advantage of transistors over vacuum tubes?

Doping is used to

When pentavalent elements are used in doping, the resulting material is called material and has an excess of .

When a pn junction is forward biased, the combined resistance of the p-type and n-type materials is called

The nucleus of an atom contains