Operational Amplifiers MCQs
Practice free Operational Amplifiers multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 81 questions — no login required.
Question 55easy
The power is ___ if 200 J of energy are used in 10 s.
Question 56easy
The ___ rating of a resistor will increase with an increase in the surface area of the resistor.
Question 57easy
The number of joules used in 1 second is always equal to the number of _______.
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Question 58easy
The current is ___ if the voltage across a 5 komega.gif resistor is 25 V.
Question 59easy
___ is a better way of expressing 7,500,000 W.
Question 60easy
Resistance and current are _________.
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Question 61easy
An ideal operational amplifier has
Question 62easy
Another name for a unity gain amplifier is:
Question 63easy
The open-loop voltage gain (Aol) of an op-amp is the