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Equation problem

Equation problem

Equation problem

(OP)
I am having a little problem with calculating equilibrium,could some have look and give me a hand with.

sum of H=-160xcos20+F1xcos30+F2xcos50=0
sum of v=-160xsin20+F1xSin30+F2xsin50=0

RE: Equation problem

Unless they are identities, it's a matter of plugging in the values of sin and cos for 20 and 30 degrees, respectively, and solving two equations with two unknowns.

Dik

RE: Equation problem

(OP)
i have used the sine rule to calculate the two unknown forces  drawing the free body diagram..thank you for reply dik

RE: Equation problem

I often use autocad to draw up the vectors...

Dik

RE: Equation problem

Hi jayman001

Why not share the freebody diagram and forces with us?

desertfox

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