formule Flashcards

1
Q

energie met vermogen

A

E = P . t

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2
Q

rendement

A

Enuttig/Ein (x100%) = Pnuttig/Pin (x100%)

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3
Q

vermogen

A

P = U x I

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4
Q

stroom met lading

A

I = Q/t

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5
Q

lading

A

Q = aantal elektronen x e (-1,6 x 10^-19)

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6
Q

spanning met lading

A

U = delta E/Q

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7
Q

wet van ohm

A

U = I x R

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8
Q

soortelijke weerstand

A

p (rho) = (R x A) : l

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