Kaplan Nursing Entrance Practice Exam

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W = Fd is the formula for what physical concept?

Power
Energy
Work
Force

The correct answer is: Work

The formula W = Fd represents the physical concept of work. In this equation, W signifies work, F represents force, and d indicates the distance over which the force is applied. Work is defined as the process of transferring energy through the application of force over a distance. Essentially, it quantifies the effort exerted when a force moves an object in the direction of that force. When force is applied and the object moves in the direction of the force, work is done. If the object does not move, then no work occurs, regardless of how much force is applied. The formula illustrates that work is directly proportional to both the magnitude of the force applied and the distance that the object moves. This direct relationship is fundamental to understanding how energy can be transferred and transformed in physical systems, making work a core concept in physics.