Electrical Engineering (EE) Exam > Electrical Engineering (EE) Questions > The thermal equilibrium concentration of the ...
Start Learning for Free
The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?
- a)Effective density of states
- b)Fermi energy level
- c)Both A and B
- d)Neither A nor B
Correct answer is option 'C'. Can you explain this answer?
| FREE This question is part of | Download PDF Attempt this Test |
Verified Answer
The thermal equilibrium concentration of the electrons in the conducti...
The electrons and holes depends upon the effective density of the states and the Fermi energy level given by the formula,
Most Upvoted Answer
The thermal equilibrium concentration of the electrons in the conducti...
Thermal Equilibrium Concentration in Semiconductors
Thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band of a semiconductor depends on two important factors - effective density of states and Fermi energy level.
Effective Density of States
The effective density of states is the number of energy states that are available in the conduction and valence bands of a semiconductor. This factor determines how many electrons or holes can occupy the bands at a given temperature. The effective density of states depends on the material properties of the semiconductor, such as the bandgap and crystal structure.
Fermi Energy Level
The Fermi energy level is the energy level at which the probability of finding an electron is exactly 50%. This level determines the distribution of electrons and holes in the conduction and valence bands. At thermal equilibrium, the Fermi energy level is constant throughout the material.
Both Factors are Important
Both effective density of states and Fermi energy level are important in determining the thermal equilibrium concentration of electrons and holes in a semiconductor. The effective density of states determines the number of energy states available for electrons and holes to occupy, while the Fermi energy level determines the probability of finding electrons and holes at a given energy level.
Conclusion
In conclusion, the correct answer to the question is option C - Both A and B. The thermal equilibrium concentration of electrons and holes in a semiconductor is determined by both the effective density of states and the Fermi energy level. Understanding these factors is essential for designing and analyzing semiconductor devices.
Thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band of a semiconductor depends on two important factors - effective density of states and Fermi energy level.
Effective Density of States
The effective density of states is the number of energy states that are available in the conduction and valence bands of a semiconductor. This factor determines how many electrons or holes can occupy the bands at a given temperature. The effective density of states depends on the material properties of the semiconductor, such as the bandgap and crystal structure.
Fermi Energy Level
The Fermi energy level is the energy level at which the probability of finding an electron is exactly 50%. This level determines the distribution of electrons and holes in the conduction and valence bands. At thermal equilibrium, the Fermi energy level is constant throughout the material.
Both Factors are Important
Both effective density of states and Fermi energy level are important in determining the thermal equilibrium concentration of electrons and holes in a semiconductor. The effective density of states determines the number of energy states available for electrons and holes to occupy, while the Fermi energy level determines the probability of finding electrons and holes at a given energy level.
Conclusion
In conclusion, the correct answer to the question is option C - Both A and B. The thermal equilibrium concentration of electrons and holes in a semiconductor is determined by both the effective density of states and the Fermi energy level. Understanding these factors is essential for designing and analyzing semiconductor devices.
Attention Electrical Engineering (EE) Students!
To make sure you are not studying endlessly, EduRev has designed Electrical Engineering (EE) study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in Electrical Engineering (EE).
|
Explore Courses for Electrical Engineering (EE) exam
|
|
Similar Electrical Engineering (EE) Doubts
Top Courses for Electrical Engineering (EE)View all
The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer?
Question Description
The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer?.
The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer?.
Solutions for The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electrical Engineering (EE).
Download more important topics, notes, lectures and mock test series for Electrical Engineering (EE) Exam by signing up for free.
Here you can find the meaning of The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of
The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer?, a detailed solution for The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? has been provided alongside types of The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? theory, EduRev gives you an
ample number of questions to practice The thermal equilibrium concentration of the electrons in the conduction band and the holes in the valence band depends upon?a)Effective density of statesb)Fermi energy levelc)Both A and Bd)Neither A nor BCorrect answer is option 'C'. Can you explain this answer? tests, examples and also practice Electrical Engineering (EE) tests.
|
|
Explore Courses for Electrical Engineering (EE) exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
Follow Us
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup