When the Feedback and Input Resistances of an Op Amp

question 28

Multiple Choice

When the feedback and input resistances of an op amp are equal,the inverting amplifier has a closed-loop gain of ________.

• A) -R/R
• B) R/R
• C) 1
• D) -10

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Definitions:

Horsepower Rating

A standard unit of measurement indicating the power output of motors or engines, equivalent to 746 watts.

Three-Phase Transformers

Transformers designed to handle three-phase electric power, widely used in power transmission systems to step up or step down voltages.

Single-Phase Motors

Electric motors that operate with a single-phase power supply, commonly used in household appliances and light industry.

Line Current

The current that flows through the conductors of an electrical power system, such as in the power lines delivering electricity to consumers.