An op amp without feedback circuitry really acts as a(n) ____ because it compares the input voltage(s) and produces a resulting output voltage.

a. equalizer
b. rectifier
c. comparator
d. open-loop


c. comparator

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Identify the major components of a kettle reboiler.

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A popular alternative to Masterspec is ____________________

Fill in the blank(s) with correct word

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Technician A says that current is created in the stator windings of an alternator. Technician B says that the voltage regulator controls the current flow through the rotor. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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The time constant of an inductor is:

A) directly proportional to the inductance in the circuit. B) inversely proportional to the resistance in the circuit. C) the time required for voltage or current to increase to 63% or to decrease to 37%. D) all of these.

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