Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Home
»
Electronics
»
Operational Amplifiers
What value of input resistance is needed in the given circuit to produce the given output voltage?
50 Ω
4 kΩ
4.08 kΩ
5 kΩ
Correct Answer:
4 kΩ
← Previous Question
Next Question→
More Questions from
Operational Amplifiers
How many logic states does an S-R flip-flop have?
Op-amps used as high- and low-pass filter circuits employ which configuration?
An inverting amplifier has a phase shift of 180° from input to output.
If an input signal is applied to the inverting input of an op-amp with the noninverting input grounded, the output signal would be opposite in polarity to the input.
If the two inputs to a differential amplifier are exactly the same, then the output is the signal multiplied by 2.
The ideal output impedance for an operational amplifier is 0 Ω.
Crystal oscillator circuits have a very low Q.
Feedback is used in an open-loop operational amplifier circuit.
An astable multivibrator has two states.
The feedback resistor adds to the gain of an op-amp.
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments