A. A few free electrons
B. Many holes
C. Many free electrons
D. No holes or free electrons
At absolute temperature, an intrinsic semiconductor has________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. O
B. kO
C. MO
D. None of the above
A reverse biased pn junction has resistance of the order of________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Very narrow depletion layer
B. Almost no current
C. Very low resistance
D. Large current flow
A reverse bias pn junction has_____________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory
The barrier voltage at a pn junction for germanium is about________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Diffusion
B. Pressure
C. Ionisation
D. None of the above
A. Repel each other
B. Attract each other
C. Have no effect on each other
D. None of the above
A hole and electron in close proximity would tend to________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. +ve terminal to p and –ve terminal to n
B. -ve terminal to p and +ve terminal to n
C. -ve terminal to p and –ve terminal to n
D. None of the above
The battery connections required to forward bias a pn junction are_________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Acceptor ions
B. Holes and electrons
C. Donor ions
D. None of the above
In the depletion region of a pn junction, there is a shortage of_________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Controlled switch
B. Bidirectional switch
C. Unidirectional switch
D. None of the above
A pn junction acts as a__________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Equals the number of holes
B. Is greater than the number of holes
C. Is less than the number of holes
D. None of the above
In an intrinsic semiconductor, the number of free electrons_____________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory