Basic electricity Flashcards by Bruce Evans

Q

Name for a material containing free electrons?

A

Positive ion

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Q

Unit for electrical charge

A

coulomb (Q)

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Q

4 conducting materials?

A

Magnesium, copper, gold, Iron

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Q

2 semiconducting materials?

A

Germanium and silicone

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Q

4 insulating materials

A

Plastic
ceramics
glass
mica

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Q

Unit of EMF

A

Volt

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