Conductors Flashcards

1
Q

What material has a large number of free electrons

A

A conductor

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2
Q

What is dielectric strength

A

Refers to the strength of the installation of a conductor

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3
Q

Name. Two materials used for semi conductors

A

Silicon and germanium

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4
Q

Factors that affect resistance of a conductor

A

Length of conductor
Cross-sectional area
Type of material it is made from
The temperature of the material

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5
Q

Describe a positive temperature coefficient

A

Temperature goes up resistance increases

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6
Q

What is the negative temperature coefficient

A

Resistance goes down as temperature increases

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7
Q

What four factors affect the resistance of a conductor

A

MALT

Material
Temperature
area
length of conductor

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8
Q

The resistance of a conductor is proportional to it’s size

True or false.

A

False

The resistance of a conductor is inversely proportional to it’s size.

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9
Q

3 most common conductive materials

A

Copper
Aluminum
Steel

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