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Mekanikk - ny-utsatt eksamen

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Oppgave 1<br />

Finn opplagerkreftene i A og C<br />

og leddkreftene i B.<br />

F1 = F2 = 30 kN<br />

F3 = F4 = 20 kN<br />

Oppgave 2<br />

Gitt fagverket under.<br />

F1 = 10kN<br />

a) Finn opplagerkreftene i A og F.<br />

B<br />

A<br />

F2 = 20kN<br />

C<br />

A<br />

b) Finn samtlige stavkrefter.<br />

F1<br />

1 m<br />

E<br />

F3 = 35kN<br />

3 m 3 m 3 m 3 m<br />

2<br />

F2<br />

1,5 m<br />

B<br />

2 m 2 m 3 m<br />

D<br />

F3<br />

C<br />

F4<br />

F<br />

2 m<br />

1 m<br />

1 m<br />

3 m<br />

3 m

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