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.Management Sciences
A. A few free electrons
B. Many holes
C. Many free electrons
D. No holes or free electrons
Related Mcqs:
- A semiconductor has ______________ temperature coefficient of resistance?
- A. Positive B. Zero C. Negative D. None of the above...
- The resistivity of pure germanium under standard conditions is about_______________?
- A. 6 x 104 cm B. 60 x cm C. 3 x 106 cm D. 6 x 10-4 cm...
- The impurity level in an extrinsic semiconductor is about_______________of pure semiconductor ?
- A. 10 atoms for 108 atoms B. 1 atom for 108 atoms C. 1 atom for 104 atoms D. 1 atom for 100 atoms...
- In a semiconductor, current conduction is due to________________?
- A. Only holes B. Only free electrons C. Holes and free electrons D. None of the above...
- A reverse bias pn junction has_____________?
- A. Very narrow depletion layer B. Almost no current C. Very low resistance D. Large current flow...
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