Final answer:
The loading acting on a beam can be replaced by a single resultant force by applying the force at the same point of the lever arm along the length of the lever or by changing the angle between the lever arm and the applied force.
Step-by-step explanation:
The loading acting on a beam can be replaced by a single resultant force by applying the force at the same point of the lever arm along the length of the lever or by changing the angle between the lever arm and the applied force.