A picture frame hung against a wall is suspended by two wires attached to its upper corners. If the two wires make the same angle with the vertical, what must this angle be if the tension in each wire is equal to 0.75 of the weight of the frame? (Ignore any friction between the wall and the picture frame.)
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A picture frame hung against a wall is suspended by two wires
attached to its upper corners. If the two wires make the same angle with
the vertical, what must this angle be if the tension in each wire is equal
to 0.75 of the weight of the frame? (Ignore any friction between the wall
and the picture frame.)
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