diode is active or passive and why?

Answer Posted / sandeep rawat

diode is a active device. active devices are those which
have ability to supply energy or which have ability to
create potential difference.
in diode there is built in potential across depletion region
known as contact potential . so diode acts as a battery
having voltage of magnitude equal to contact potential.

Is This Answer Correct ?    10 Yes 8 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the main factor for controlling the thermal generation and recombination?

729


What happens when a voltmeter is connected in series with the circuit?

625


explain the principle of operation of successive approximation adc.

607


Insights of tri-state inverters?

1402


Do u any one having Idea on Indocen Electronics. That is in Mumbai. I got an offer from that. Is that company is good or not. I am little bit confused on it. Please provide me the information.

1739






What is the difference between synchronous and asynchronous counters?

632


Tell me how to calculate knee point voltage? Describe its purpose for differential protection.

580


What happens to the series current , load current and zener current when the dc input voltage of a zener regulator increases?

670


What are the characteristics of an ideal op-amp.

641


* ** *12* *123* *1234* *12345* *123456* ********

1606


Could somone help to get the detailed notes for telecom testing.please contact me on ani.bhardwaj@rediffmail.com

1740


which opamp don’t have feedback loop?

609


why interrupt is necessary in microprocessor?

2363


i have a problem in programming using string program is- rajasthan rajasthan rajastha ajasthan rajasth jasthan rajast asthan rajas sthan raja than raj han ra an r n plz reply soon as posible as

1512


Why π-filters are not suitable for varying loads?

805