Answer Posted / ketan
Barkuausens criterion states that gain (multiply by beta)
is greater than or equal to 1 i.e. [AB>=1]
for wien bridge oscillator gain is (1+Rf/Ri) & B=1/3
hence criterion is (1+Rf/Ri)>=3
| Is This Answer Correct ? | 5 Yes | 3 No |
Post New Answer View All Answers
What is the equivalent of negative logic and gate?
hi.i want to get cleared about ece and want to know what are the topics or chapters which were in 11 and 12 grade.esp., in maths and physics?ans me soon.i am fresher.
if UT=4v & V LT=-2v the hysteresis voltage is equal to....?
importance of defining tg or tf in selecting master and slave bts's?
What is an inverter?
howw can we transmit the call of gsm?
How the earting for portable DG set is done?
Why r-c filters are suitable only for light loads?
Define what is a rectifier?
What is step down cyclo-converter?
how a definite tx line can acts as indefinite tx line
Why opamp called operational amplifier?
What are the advantages of current commuted chopper?
I applied for Airport Authority of india's Jr Executive (Electronics & ATC).So please anybody Guide & Send me the Previous Questions and syllabus of written Test? My mailID :anshuljaineng@yahoo.co.in
Explain why is a two-input nand gate called universal gate?
