# Vector solution of a ring in equilibrium with three acting forces.

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A small ring is held stationary with three forces, A, B and C acting on it.

Force A= 85 nt /20 , Force B= 160 nt /150 . Angles are in degrees relative to the +x axis being 0.

Find the magnitude and direction of Force C.

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The vector solution of a ring in equilibrium with three acting forces are given. The magnitude and direction of the force is given.

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Solution:

Physics statements:

A. The stationary ring is in equilibrium, therefore A+B+C=0

B. For an object in equilibrium, a polygon formed by adding all forces on it must be a closed polygon.

C. A polygon with three sides can be solved by ...

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