resistance and current Flashcards

1
Q

wat is weerstand

A

weerstand is hoe moeilik ‘n lading dit vind om rondom ‘n stroom te beweeg

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2
Q

waarin word weersand gemeet

A

in ohm

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3
Q

om ‘n groot stroom deur ‘n hoe weerstand te laat beweeg, vereis dit wat?

A

‘n hoe spanning

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4
Q

weerstand is verskillend verskillende wat?

A

verskillende materiale

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5
Q

uit wat bestaan stowwe en uit wat bevat dit

A

stowwe bestaan uit atome en bevat elektrone

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6
Q

in sommige stowwe soos wat is die wat vry van hulle atome is wat langs die mtaal kan beweeg

A

koper,elektrone

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7
Q

in sommige materiale soos wat, word die wat styf naby die kern van die atoom vasgehou wat dan nie maklik deur die stof kan beweeg nie

A

nie-metale, elektrone

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8
Q

voorbeelde van nie-metale

A

papier, karton, keramiek,rubber

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9
Q

na wat verwys ons as ons lading verwys

A

elektrone

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