WorksheetsQuiz No.2: Introduction to Semiconductor Materials
Total questions: 15
Worksheet time: 9mins
Which of the following is a pentavalent impunity added while forming an extrinsic semiconductor ?
Boron
The characteristics of p-type semiconductors is includes
Majority carriers are electron
Has tendency to gain electron
Has tendency to donor electron
Easy to conduct electricity
The process of adding an impurity to an intrinsic semiconductor is called
Doping
Ionization
Recombination
Atomic modification
Materials which can conduct electricity better than insulator,but not as well as conductors. This is the definition of
diode
semiconductor
conductor
insulator
superconductor
These are the characteristics of Trivalent impurities except
•3 valence electrons
•produce p-type semiconductors
•producing a "hole".
Antimony, arsenic, and phosphorus are the examples
What is the most common semiconductor material used for producing integrated circuits
Quartz
Silicon
Diamond
Tantalum
Which among these is NOT a semiconductor
Germanium
Silicon
Gallium Arsenide
Titanium
What is the name of this component?
PN junction
LED
silicon
PNP
Who contribute to the current in a semiconductor
electrons only
holes only
negative ions
both electrons and holes
Best element conductors include the following EXCEPT:
Copper
Silver
Gold
Mica
The main characteristic of a semiconductor element is that it has:
1 electron
2 electron
3 electron
4 electron
The atoms link together with one another sharing their outer electrons.
These links are called:
Impurities
Valence
Covalent Bond
Crystal Lattice
P-type semiconductor material has a shortage of electrons with vacancies called:
Atom
Hole
Electron
Impurity
The following is Pentavalent impurities Except:
Aluminum
Arsenic
Antimony
Phosphorous
An impurity, or element like arsenic, has:
2 valence electron
3 valence electron
4 valence electron
5 valence electrons
