Operational Amplifier Quiz

What is the primary function of early operational amplifiers?

What type of amplifier is characterized by high voltage gain and low output impedance?

What are the two types of inputs in an operational amplifier?

What does CMRR stand for?

• Common-Mode Rejection Ratio

• Common-Mode Response Rate

• Current Mode Rejection Ratio

• Circuit Mode Rejection Rate

What is the effect of negative feedback in an op-amp circuit?

In a non-inverting amplifier, how are the input and output signals related?

What is the output voltage of a unity follower circuit?

What is the formula for calculating CMRR in decibels?

• 10 log(Ad / Ac)

• 20 log(Ad / Ac)

• 10 log(Ac / Ad)

• 20 log(Ac / Ad)

What is the primary use of a comparator in circuits?

In a summing amplifier, what is the output voltage based on?