What is meant by virtual ground in the op amp ?
Answer Posted / kohila
the input resistance of the amplifier is very high so the current does'nt flow through the path.so the current will flow through the feedback path
| Is This Answer Correct ? | 3 Yes | 16 No |
Post New Answer View All Answers
i want syllabus for section engnieer and previous year question papers
Why do we use distinct polarisation (UL-H:DL-V) while uplinking and downlinking rather than same (UL-H:DL-H)?
Describe the working of dual converter?
Tell me why do we convert frequency domain to laplace domain?
differnce between ups and inverters. Series and parallel batteries connections of ups.
Explain to find resistance?
wat you mean by harmonics? why you r using isolation transformer in digital ups or in normal means igbt ups?
why to study at university of new haven ?
Can a transistor be obtained by connecting tow semiconductor diodes back-to-back?
why -48 voltage is given to bts?
Explain digital circuits and the various components used in creating them?
Kinetic friction when compared to Static friction is?
What are the disadvantages of ac voltage controllers?
What is the ideal op-amp CMRR ?
State the difference between ac and dc voltage.