Final answer:
The minimum strength of a directional anchorage system is determined by several factors, including the angle between the directions and the net external forces.
Step-by-step explanation:
The minimum strength of a directional anchorage system is determined by several factors. One important factor is the angle between the directions. The system must have an angle of 90° between the directions to ensure proper functionality.
In addition, the system should have zero net external force in one direction and a nonzero net external force in a perpendicular direction. This condition ensures that the system can provide the necessary strength and stability.
For example, in structural engineering, a directional anchorage system is often used to secure elements such as cables or rods. These systems are designed to withstand forces in specific directions, and their minimum strength requirements are crucial in maintaining structural integrity.