Electrical Engineering & Electronics /Cosmetology: Chapter 13: Basics of Electricity Part 1
Cosmetology: Chapter 13: Basics of Electricity Part 1
This deck covers key concepts from Chapter 13 on the basics of electricity in cosmetology, including electrical components, safety, and devices used in beauty treatments.
Electric wires are usually covered with a rubber substance that is used as a(n): A. Insulator B. Conductor C. Circuit D. Fuse
A. Insulator
Tap to flip
Space↑↓
←→Navigate
SSpeak
FFocus
1/27
Key Terms
Term
Definition
Electric wires are usually covered with a rubber substance that is used as a(n):
A. Insulator B. Conductor C. Circuit D. Fuse
A. Insulator
Hover to peek or log in to view all
A ______________ is a device that changes direct current to alternating current.
A. Rectifier B. Circuit breaker C. Converter D. Fuse box
C. Converter
The term ______________ refers to a rapid and interrupted current that flows in one direction then in the opposite direction.
A. Rectifier current B. Alternating current C. Active current D. Direct current
B. Alternating current
Hover to peek or log in to view all
The unit that measures the pressure or force that pushes the flow of electrons through a conductor is a(n):
A. Amp B. Watt C. Ohm D. Volt
D. Volt
What unit measures the resistance of an electric current?
A. Ohm B. Watt C. Amp D. Volt
A. Ohm
Hover to peek or log in to view all
The device that prevents excessive current from passing through a circuit is called a(n):
A. Fuse B. Battery C. Kilowatt D. Ampere
A. Fuse
Related Flashcard Decks
Study Tips
- Press F to enter focus mode for distraction-free studying
- Review cards regularly to improve retention
- Try to recall the answer before flipping the card
- Share this deck with friends to study together
| Term | Definition |
|---|---|
Electric wires are usually covered with a rubber substance that is used as a(n):
A. Insulator B. Conductor C. Circuit D. Fuse | A. Insulator |
A ______________ is a device that changes direct current to alternating current.
A. Rectifier B. Circuit breaker C. Converter D. Fuse box | C. Converter |
The term ______________ refers to a rapid and interrupted current that flows in one direction then in the opposite direction.
A. Rectifier current B. Alternating current C. Active current D. Direct current | B. Alternating current |
The unit that measures the pressure or force that pushes the flow of electrons through a conductor is a(n):
A. Amp B. Watt C. Ohm D. Volt | D. Volt |
What unit measures the resistance of an electric current?
A. Ohm B. Watt C. Amp D. Volt | A. Ohm |
The device that prevents excessive current from passing through a circuit is called a(n):
A. Fuse B. Battery C. Kilowatt D. Ampere | A. Fuse |
A switch that automatically interrupts or shuts off an electric current at the first indication of an overload is a(n):
A. Voltage regulator B. Ampere current C. Circuit breaker D. Battery charger | C. Circuit breaker |
The negative electrode of an electro therapy device is called a(n):
A. Anode B. Electrode C. Carbode D. Cathode | D. Cathode |
A process that forces an alkaline product into the tissues from the negative toward the positive pole is called:
A. Cataphoresis B. Anaphoresis C. Iontophoresis D. Micro current | B. Anaphoresis |
Grounding completes a(n) ______________ and carries the current safely away.
A. Electric charge B. Electric current C. Complete electric circuit D. Micro current | B. Electric current |
All the electrical appliances you use should:
A. Be battery operated B. Be UL certified C. Have a 2 prong plug D. Be used near water | B. Be UL certified |
When using ______________, the active electrode is the electrode used on the area to be treated.
A. Alternating current B. Direct current C. Electric current D. Galvanic current | D. Galvanic current |
Microcurrent can be used to ______________ and restore elasticity.
A. Decrease metabolism B. Increase muscle tone C. Reduce lymph circulation D. Prevent acidic reactions | B. Increase muscle tone |
Only licensed professionals can use:
A. Hair dryers B. Steamers C. Light therapy equipment D. Vaporizers | C. Light therapy equipment |
The flow of electricity along a conductor is called a(n):
A. Electric charge B. Electric current C. Energy swirl D. Spark | B. Electric current |
A wavelength is the distance between successive peaks of ______________ waves.
A. Electric B. Electromagnetic C. Galvanic D. Infrared | B. Electromagnetic |
Invisible light is the light at either end of the ______________ that is invisible to the naked eye.
A. Electromagnetic spectrum B. Spectrum of radiance C. Spectrum of radiation D. Visible spectrum of light | D. Visible spectrum of light |
UVC light:
A. Is the light often used in tanning beds B. Has the longest wave of UV light spectrum C. Is often called the burning light D. Is blocked by the ozone layer | D. Is blocked by the ozone layer |
Catalysts are substances that speed up:
A. Chemical reactions B. Acidic reactions C. Alkaline reactions D. Photoxic reactions | A. Chemical reactions |
All laser works by a process known as selective:
A. Emission B. Electrolysis C. Photothermolysis D. Photosynthesis | D. Photosynthesis |
Constant and direct current, having a positive and negative pole, that produces chemical changes when it passes through the tissues and fluids of the body is known as ______________ current.
A. Galvanic B. Alternating C. Electric D. Conductive | A. Galvanic |
An extremely low level of electricity that mirrors the body's natural electrical impulses is:
A. Mini current B. Micro current C. Milliampere D. Internal current | B. Micro current |
A medical device that uses multiple colors and wavelengths of focused light to treat such conditions as excessive hair and spider veins is a(n):
A. Laser B. Infrared C. Intense pulse light D. Light-emitting diode | C. Intense pulse light |
The thermal or heat-producing current with a high rate of oscillation one vibration commonly used for scalp and facial treatments is called:
A. Tesla light-emitting current B. Ultraviolet light C. Intense pulse light D. Tesla high-frequency current | D. Tesla high-frequency current |
A device that works by releasing light onto the skin to stimulate specific responses at precise depths of the skin tissue is a(n):
A. Laser B. Infrared light device C. Intense pulse light D. Light-emitting diode | D. Light-emitting diode |
Normal electric wall sockets that power a hair dryer or curling iron are 220 volts. | False |
The heating element in a hair dryer heats up because it is not large enough to carry the electric current. | True |