# static equilibrium of a single object with multiple forces

A surveillance TV camera is hung from the roof by 2 cables. If the tension on the left cable is T2=12N, find T1 and the weight of the camera. The angle between T2 and the roof is 20 deg and the angle between T1 and roof is 30 degrees.

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Solution:

There is a static equilibrium problem. From the diagram, we can write down the equations for the force balance in both x and y ...