Question
Reason (R): An ideal op-amp should have infinite input resistance and zero output resistance
a.
Both A and R are correct and R is correct explanation for A
b.
Both A and R are correct but R is not correct explanation for A
c.
A is correct R is wrong
d.
A is wrong R is correct
Posted under Electronics and Communication Engineering
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. Assertion (A): A good op-amp should have very large band width Reason (R): An ideal op-amp should have infinite input resistance and zero output resistance
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. The signal input to a given amplifier is made up of 100 mΩ signal power and 1 mΩ noise power. The amplifier contributes an additional 100 mΩ of noise and has a power gain of 20 dB. The input signal-to noise ratio is
View solution
Q. A certain transistor has αdc of 0.98 and a collectors leakage current of 5 μA. If IE = 1 mA, the base current will be
View solution
Q. In CE approximately, the active region is where the collector curves are
View solution
Q. The encapsulation of transistor is necessary for
View solution
Q. The noise figure of FET circuit is
View solution
Q. When a transistor is connected in common emitter mode, it with have
View solution
Q. Assertion (A): As per Miller theorem a capacitance C from input to output appears as a much larger capacitance across input terminals
Reason (R): In a lag network the output voltage appears across capacitor
View solution
Q. In a CB amplifier the maximum efficiency could be
View solution
Q. In a transistor leakage current mainly depends on
View solution
Q. Which mode is usually preferred for cascading?
View solution
Q. Assertion (A): A resistor is a passive load and a transistor is an active load
Reason (R): Op-amp is mostly used in feedback mode
View solution
Q. The V MOS can handle __________ currents than a conventional MOSFET.
View solution
Q. Assertion (A): If power gain doubles the power gain increases by 3 dB
Reason (R): The bel power gain of cascaded stages is equal to sum of each bel power gain
View solution
Q. In switching devices, gold doping is used to
View solution
Q. In an op-amp differentiator
View solution
Q. Which of the following amplifier circuit using junction transistor has the best gain?
View solution
Q. Which of the following statements is false?
View solution
Q. In deriving ac equivalent circuit for an amplifier circuit we short circuit
View solution
Q. In a diode rectifier with a capacitance input filter, a surge current is likely to flow when the circuit is switched on. The cause of this surge current is
View solution
Q. In which of the following circuits is op-amp used in open loop configuration?
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!