Why is the definition $\text{Work}= \text{Force}\cdot\text{Displacement}$ useful to describe the physical world?
56299
Why does work depend on distance?
90626
Work in circular motions
56266
Potential energy and the work energy theorem
100184
physical meaning of the vector $(A \cdot \nabla) A$
45669
What is behind the definitions of work and energy?
114672
Why do we use the Lagrangian and Hamiltonian instead of other related functions?
61684
Why is the d'Alembert's Principle formulated in terms of virtual displacements rather than real displacements in time?
154803
Can we define tension in a string as the reactive force produced in a string being pulled at both ends?
144024
Is torque as fundamental a concept as force?
125082
Why is force a vector?
114225
If movement is relative, why is it said that moving objects have kinetic energy?
114003
Why is the work done on a charge calculated from infinity?
55910
Why gravitational potential is negative, as displacement and force are in the same direction?
154037
How was the definition and the formula of work derived? Is it the best possible?
58978
Work done relation to potential energy
149780
Force as change in momentum vs. change in velocity
5388
Are Newton's "laws" of motion laws or definitions of force and mass?