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There are four forces acting at a point P produced by strings as shown in Fig., which is at rest. Find the force F1 and F2.

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Particle is at rest, a = 0.

So, resultant force due to all forces will be zero.

F2\(\frac{F_3+F_4}{\sqrt{2}}\) = \(\frac{2+1}{\sqrt{2}}\) = \(\frac{3}{\sqrt{2}}N\)

\(F_1+\frac{F_3}{\sqrt{2}}\) = \(\frac{F_4}{\sqrt{2}}\)

F1\(\frac{F_4-F_3}{\sqrt{2}}\)\(\frac{1}{\sqrt{2}}N\)

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