Electricity & Equipment – California Esthetician State Board Exam
Master the essential electricity and equipment concepts tested on the California Esthetician State Board Exam. These 20 flashcards cover electrical principles, modalities, safety protocols, and device applications critical for passing your state board and practicing safely in the salon.
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Preview Questions
Question 1
What is the term for the unit that measures the strength or pressure of an electric current?
Answer
A volt (V) measures the pressure or force that pushes electric current through a conductor.
Question 2
What unit measures the rate at which electrical energy is consumed or the amount of work performed by electricity?
Answer
A watt (W) measures the rate of electrical energy consumption, calculated as volts multiplied by amperes.
Question 3
What is the difference between alternating current (AC) and direct current (DC)?
Answer
Alternating current (AC) reverses direction periodically and is used in standard wall outlets, while direct current (DC) flows in one direction only and is used in battery-powered devices and some esthetic modalities.
Question 4
What is a conductor in the context of electricity?
Answer
A conductor is any material that allows electric current to flow through it easily, such as copper, silver, or the human body.
Question 5
What does an ohm measure in an electrical circuit?
Answer
An ohm measures electrical resistance — the opposition to the flow of electric current through a conductor.
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