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27 Cards in this Set
- Front
- Back
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The purpose of a conductor is to...
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provide a low resistance path between electrical components
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As the cross-sectional area of a conductor increases, the conductor resistance...
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decreases
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A variable resistor is also referred to as a...
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potentiometer
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Light generated by a system is measured in...
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lumens
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A device used to build temporary circuits is commonly referred to as a...
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breadboard
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The purpose of a fuse in an electrical circuit is to...
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protect the circuit from excessive current
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According to the American Wire Gage System, the largest diameter conductors have...
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the lowest numbers
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250 mils is equal to how man inches?
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1/4
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The circular area on a printed circuit board used to insert components is called the...
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connection pad
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Large areas provided on circuit boards to conduct and dissapate heat are called...
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heat sink areas
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The switch type that provides only one path for electrical flow and can be used only to turn a circuit on and off is the _____ switch
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SPST
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The intialism DP represents ____ in switch identification
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double pole
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Switches are typically rated by 2 electrical characteristics:
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voltage and ampacity
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The third band in a resistor color code is referred to as the...
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multiplier
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T/F The DPDT switch has 2 common connection points and can provide 2 circuit paths simultaneously
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T
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T/F According to the American Wire Gage System, a No. 22 wire has a larger diameter than a No. 12 wire
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F
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T/F A breadboard is a special conductor pathway designed with holes where components can be mounted and soldered into place
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F
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T/F A resistor's wattage rating refers to the resistor's ability to safetly dissapate heat
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T
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T/F The abbreviation SP on a switch represents single polarity.
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F
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Conductor voltage drop will increase as the length of the conductor...
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increases
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Conductors can be installed into an electrical pipe, referred to as...
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conduit
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The main advantage of a circuit breaker when compared to a fuse is that the circuit breaker can be...
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reset
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Conductors can be either solid or....
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stranded
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The collection of electrical standards that must be followed to ensure safety to personnel and prevent the possibility of an electrical fire is called the...
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National Electric Code
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The factors affecting conductor resistance include its cross-sectional area, type of material, ____, and temperature
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length
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The 2 different types of electrical lighting systems are the discharge lamp and the...
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incandescent lamp
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The intialism PCB represents
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printed circuit board
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