formule

Question 1

energie met vermogen

Answer 1

E = P . t

Question 2

rendement

Answer 2

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

Question 3

vermogen

Answer 3

P = U x I

Question 4

stroom met lading

Answer 4

I = Q/t

Question 5

lading

Answer 5

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

Question 6

spanning met lading

Answer 6

U = delta E/Q

Question 7

wet van ohm

Answer 7

U = I x R

Question 8

soortelijke weerstand

Answer 8

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