A. O
B. kO
C. MO
D. None of the above
A forward biased pn junction diode has a resistance of the order of_____________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Only holes
B. Only free electrons
C. Holes and free electrons
D. None of the above
In a semiconductor, current conduction is due to________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. 10 atoms for 108 atoms
B. 1 atom for 108 atoms
C. 1 atom for 104 atoms
D. 1 atom for 100 atoms
A. 6 x 104 cm
B. 60 x cm
C. 3 x 106 cm
D. 6 x 10-4 cm
The resistivity of pure germanium under standard conditions is about_______________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory 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