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
A. Positively charged
B. Negatively charged
C. Electrically neutral
D. None of the above
An n-type semiconductor is______________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Free electrons
B. Holes
C. Valence electrons
D. Bound electrons
Addition of pentavalent impurity to a semiconductor creates many________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Goes up
B. Goes down
C. Remains the same
D. Can’t say
When a pure semiconductor is heated, its resistance_________________? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. 2
B. 3
C. 6
D. 4
A semiconductor has generally_______________valence electrons? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. Positive
B. Zero
C. Negative
D. None of the above
A semiconductor has ______________ temperature coefficient of resistance? Read More »
Electrical Engineering Mcqs, Semiconductor Theory A. water pumps
B. jaw crushers
C. centrifugal blowers
D. none of the above
Belted slip ring induction motor is almost invariably used for_________________? Read More »
Electrical Engineering Mcqs, Industrial Drives