Discussion
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- Question
Intrinsic semiconductor material is characterized by a valence shell of how many electrons?
Options- A. 1
- B. 2
- C. 4
- D. 6
- Correct Answer
- 4
- 1. When is a P-N junction formed?
Options- A. in a depletion region
- B. in a large reverse biased region
- C. the point at which two opposite doped materials come together
- D. whenever there is a forward voltage drop Discuss
- 2. In "n" type material, majority carriers would be:
Options- A. holes
- B. dopants
- C. slower
- D. electrons Discuss
- 3. What is a type of doping material?
Options- A. extrinsic semiconductor material
- B. pentavalent material
- C. n-type semiconductor
- D. majority carriers Discuss
- 4. A commonly used pentavalent material is:
Options- A. arsenic
- B. boron
- C. gallium
- D. neon Discuss
- 5. Forward bias of a silicon P-N junction will produce a barrier voltage of approximately how many volts?
Options- A. 0.2
- B. 0.3
- C. 0.7
- D. 0.8 Discuss
- 6. A P-N junction mimics a closed switch when it:
Options- A. has a low junction resistance
- B. is reverse biased
- C. cannot overcome its barrier voltage
- D. has a wide depletion region Discuss
- 7. What electrical characteristic of intrinsic semiconductor material is controlled by the addition of impurities?
Options- A. conductivity
- B. resistance
- C. power
- D. all of the above Discuss
- 8. What can a semiconductor sense?
Options- A. magnetism
- B. temperature
- C. pressure
- D. all of the above Discuss
- 9. How many valence electrons are in every semiconductor material?
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 10. Elements with 1, 2, or 3 valence electrons usually make excellent:
Options- A. conductors
- B. semiconductors
- C. insulators
- D. neutral Discuss
Semiconductor Principles problems
Search Results
Correct Answer: the point at which two opposite doped materials come together
Correct Answer: electrons
Correct Answer: pentavalent material
Correct Answer: arsenic
Correct Answer: 0.7
Correct Answer: has a low junction resistance
Correct Answer: conductivity
Correct Answer: all of the above
Correct Answer: 4
Correct Answer: conductors
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