A phosphorous doped silicon semiconductor ( doping density: 1017/cm3) is heated

Sail E0 Webinar

Question

A phosphorous doped silicon semiconductor ( doping density: 1017/cm3) is heated from 100oC to
200oC. Which one of the following statements is CORRECT ?

Options:

A . Position of Fermi level moves towards conduction band

B . Position of dopant level moves towards conduction band

C . Position of Fermi level moves towards middle of energy gap

D . Position of dopant level moves towards middle of energy gap

Answer: Option C

-NA-

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. Considering the BCS theory of superconductors, which one of the following statements is NOT CORRECT? (h is the Planck....is the Planck's constant and e is the electronic charge)

Question 2. Group I contains elementary excitations in solids. Group II gives the associated fields with these excitations. MATCH .... (iii) collective electron oscillations(S) polariton (iv) elastic wave

Question 3. Which of the following pairs of the given function F(t) and its Laplace transform f(s) is NOT CORRECT? ....

Question 4. A voltage regulator has ripple rejection of -50 dB. If input ripple is 1 mV, what is the output ripple voltage in Î¼....The answer should be up to two decimal places. __________

Question 5. The number of spectral lines allowed in the spectrum for the 3 2D â†’ 3 2P transition in sodium is ____________. ....the 3 2D â†’ 3 2P transition in sodium is ____________.

Question 6. The number of distinct ways of placing four indistinguishable balls into five distinguishable boxes is ____________. ....of placing four indistinguishable balls into five distinguishable boxes is ____________.

Question 7. The relativistic form of Newton's second law of motion is ....

Question 8. A uniform circular disk of radius R and mass M is rotating with angular speed w about an axis, passing through its cent....The magnitude of the angular momentum of the disk is,

Question 9. A charge distribution has the charge density given by Ï = Q{Î´(x - x0) - Î´(x + x0)}. For this charge distribut....x0)}. For this charge distribution the electric field at (2x0, 0,0)

Question 10. In a normal Zeeman effect experiment, spectral splitting of the line at the wavelength 643.8 nm corresponding to the tr....= 1.6 * 10-19C, c = 3 * 108 m/s)

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

GPOE / GPA Combined 1 Free Mock Test SAIL JO E-0 2024

Chapter 3.1 : INTRODUCTION Chapter 3 : Sinter Plant SAIL E0 - GPOE/GPA 2024

Chapter 2.3 : COAL HANDLING PLANT - Set 1 Chapter 2 : Coke Ovens and Coal Chemicals SAIL E0 - GPOE/GPA 2024

Chapter 1.1 : INTRODUCTION Chapter 1 : Raw Material Handling Plant SAIL E0 - GPOE/GPA 2024

DSP Combined 1 Free Revision Test SAIL JO E-0