Final answer:
The force that generates the largest torque will be the one that is applied at the largest distance from the anchor point and at a 90-degree angle to the lever arm. Without visual confirmation, we cannot assign a label, but conceptually the force farthest and most perpendicular will provide the greatest torque.
Step-by-step explanation:
To determine which of the forces labeled A-E will generate the largest magnitude torque on the bolt when applied, we need to consider the lever arm distance and the angle at which the force is applied. Torque (τ) is calculated using the equation τ = rFsin(θ), where r is the lever arm distance, F is the magnitude of the force, and θ is the angle between the force and the lever arm. Since all forces are of equal magnitude, the force that is applied at the largest distance from point P and at a 90° angle to the lever arm will create the largest torque. Without an accompanying diagram, we can't identify the correct label. However, we can infer that if one of these forces is applied farther out and more perpendicularly than the others, that force would provide the greatest torque.
If the object is a simple shape like a rectangle or circle and assuming the forces are applied in directions that are radial (coming from the center) or tangential (perpendicular to a radius), the component of the force that is tangential will determine the effective torque. Therefore, even without a diagram, we know that the force most perpendicular to the radius and farthest from the pivot will provide the highest torque. For instance, if the bolt were in the center of a wheel and the forces A-E were applied at different points along the rim, force E, if it is at the top of the wheel and applied tangentially, would result in the greatest torque.