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A ____________________ resistor is a resistor whose values can be changed or varied over a range.

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Resistors that have a tolerance of plus/minus 20% have ____ color bands.


A) 3
B) 4
C) 5
D) 6

E) B) and D)
F) A) and B)

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Carbon resistors will change their value because of ____.


A) age
B) low voltage
C) overheating
D) either a or c

E) B) and C)
F) A) and B)

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____________________ indicates the plus and minus limits of a resistor's ohmic value.

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____ resistors can operate at higher temperatures than any other type of resistor.


A) Carbon film
B) Wire wound
C) Carbon metal
D) Carbon composition

E) C) and D)
F) A) and B)

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A potentiometer is a variable resistor used to provide a variable ____.


A) amperage
B) voltage
C) power rating
D) resistor rating

E) All of the above
F) B) and D)

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When the color gold is used in the multiplier band, it means to divide the numeric value of the first two bands by ____.


A) 5
B) 10
C) 100
D) 1000

E) All of the above
F) A) and B)

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