Tag
Work
Entries tagged work.
3 entries
Concept
Dot product as alignment
The dot product of two vectors is a single number, equal to the product of their lengths and the cosine of the angle between them, that measures how much one points along the other.
7 min
ConceptPotential energy and configuration
Potential energy is the work a configuration of interacting objects could still do, stored not in one object but in the relationship between them and a reference.
6 min
ConceptWork as force through distance
Work is the transfer of mechanical energy by a force, measured as the component of that force along an object's displacement times the distance moved, and it is zero whenever force and motion are perpendicular.
7 min