| ⇦ | 
| ⇨ |
Pure Si at 300 k has equal electrons (nₑ) and hole (nh) concentrations of 1.5×10⁺¹⁶ m⁻³. Dopping by indium, nh increases to 3×10²² m⁻³. What is nₑ in doped Si?
Options
(a) 2.5×10⁹ m⁻³
(b) 5.5×10⁹ m⁻³
(c) 7.5×10⁹ m⁻³
(d) 6×10⁷ m⁻³
Correct Answer:
7.5×10⁹ m⁻³
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Under constant pressure, graph between P and 1/V is a
- Two cells when connected in series are balanced on 8m on a potentiometer.
- Two spherical bodies of mass M and 5 M and radii R and 2 R released in free space
- In which of the processes, does the internal energy of the system remain constant?
- A body of mass 120 kg and density 600 kg/m³ floats in water.
Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Under constant pressure, graph between P and 1/V is a
- Two cells when connected in series are balanced on 8m on a potentiometer.
- Two spherical bodies of mass M and 5 M and radii R and 2 R released in free space
- In which of the processes, does the internal energy of the system remain constant?
- A body of mass 120 kg and density 600 kg/m³ floats in water.
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply