FYSICA alle formules sem1

Question 1

formule potentiaal (3)

Answer 1

V= Epot/Q1 = E . x = K . Qb/x

Question 2

Potentiële energie (2)

Answer 2

Epot= E * Qt * x = V *Qt

Question 3

spanning (3)

Answer 3

U= ΔV= -Epot/Qt= V2-V1

Question 4

elektrische stroom (2)

Answer 4

I= Qtot/Δt = N * Qe/Δt
= n * A * v * |Qt|

Question 5

elektrische veldsterkte (2)

Answer 5

E= Fc/Qt = K* Qb /x²

Question 6

coulombkracht

Answer 6

Fc= K* Q1Q2/x²

Question 7

warmte (2)

Answer 7

Q= R * I² * Δt = m(w) * c(w)* (T2-T1)

Question 8

vermogen (6)

Answer 8

P=
- E(verbruikt)/ Δt
- Q/Δt
- R * I²
- U²/ R
- U * I

Question 9

weerstand (2)

Answer 9

R= U/I= ρ * l/A

Question 10

driftsnelheid

Answer 10

v= I/ n * A * Qe