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Werktuigbouw formules: Statica formuleblad
Terug naar het overzicht

Statica formuleblad

Vectoren, Moment


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M_o = F . d

underline{F} = F_x . underline{i} + F_y . underline{j} + F_z . underline{k}

 

Evenwicht

sum{}{}{F_x} =~ 0 ~;~sum{}{}{F_y} =~ 0 ~;~sum{}{}{M_o} =~ 0

Zwaartepunten

int{A}{}{~^~} x dA ~=~ x int{A}{}{~^~} dA of

sum{}{}{} x_i Delta A_i ~=~ x sum{}{}{} Delta A_i

Voor A mag ook G, V, m of L worden ingevuld

y = x / a

V- en M-lijnen

{dV}/{dx} = -q ~;~ dV = -q dx

{dM}/{dx} = V ~;~ dM = V dx

Wrijving

F_{f_{max}} = mu_s N

F_f = mu_k N (kinetic friction)