an unknown semiconductor has Eg=1.1ev and Nv=Nc.it is doped
with 10^15 donors,where the donor level is 0.2ev below Ec.
given that Ef is 0.25ev below Ec, calculate ni and the
concentration of electrons and holes in the semiconductor at
300k.

Answer Posted / sani shehu

need answer

Is This Answer Correct ?    25 Yes 12 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI}}} TECHNICAL question papers TO MY EMAIL ID pushpapappu@yahoo.co.in

1443


i cleared the written xam. for the post of atc now what i am going to prepare for the interview plz.guide me i dnt wanna loose this organisation bcoz its my dream company

1416


plzz send in detail with answers of rrb section engineers model paper to my mail id sir.

1686


sir please provide me the previous technical papers for hpcl writtien exam

1559


what type of quesions asks in interview?

1969






What is the weight per meter (Kg/m)of 0.5mm dia copper 10 pair,50 pair and 100 pair,200 pair,500pair telephone cables?

1775


What is the chief characterstic of master-slave flip flop?

576


What is he use of embeded systems?

1577


any one have C-Dot interview question.....its urgent ...if any one hav..plzz share as soon as possible.

2442


i want to know the syllabus for management trainee exam,vizag steel plant,2009

3087


Why are the 2 input terminals of an op-amp are called as inverting & non-inverting terminals?

623


what is the necessity of phase locked loop in amplitude modulation systems ?

1671


What is the difference between on-off control and phase control?

1032


what is Global Call

649


What are the advantages and disadvantages of the k-map method?

772