A. Germanium
B. Silicon
C. Carbon
D. Sulphur
The most commonly used semiconductor is________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. 3
B. 5
C. 4
D. 6
A pentavalent impurity has______________Valence electrons? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Holes
B. Free electrons
C. Valence electrons
D. Bound electrons
Addition of trivalent impurity to a semiconductor creates many_______________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Remains the same
B. Increases
C. Decreases
D. None of the above
A. A free electron
B. The incomplete part of an electron pair bond
C. A free proton
D. A free neutron
A hole in a semiconductor is defined as_________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. 4
B. 5
C. 6
D. 3
A trivalent impurity has______________valence electrons? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Forces between nuclei
B. Forces between protons
C. Electron-pair bonds
D. None of the above
The strength of a semiconductor crystal comes from______________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Covalent
B. Electrovalent
C. Co-ordinate
D. None of the above
A semiconductor is formed by ______________bonds? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. 100 O cm
B. 6000 O cm
C. 3 x 105 O m
D. 6 x 10-8 O cm
The resistivity of a pure silicon is about _______________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. An insulator
B. An intrinsic semiconductor
C. p-type semiconductor
D. n-type semiconductor
