Where is the load initially distributed along a simple beam?

The load on a simple beam is initially distributed at the reaction points. This is where the beam is supported, typically at both ends, and is crucial for understanding the mechanics of how forces are transferred through the structure. When a load is applied to a beam, it creates reactions at the supports to counteract the applied forces. These reactions help to maintain equilibrium in the beam structure, allowing it to carry the load effectively.

Choosing this option reflects an understanding of structural analysis and the significance of support points in load distribution. Other options may suggest different distributions that do not accurately represent the initial state of load transfer within the beam, focusing instead on incorrect assumptions about where forces are applied or how they are spread throughout the beam.