Chapter 16 · Line and Surface Integrals
16.03
Line Integrals of Vector Fields
The work done by a force along a path: add up the component of the field along the direction of motion.
About 15 minutes
You'll learn to
- →Evaluate line integrals ∫ F · dr
- →Interpret them as work and circulation
- →Use the forms ∫ P dx + Q dy
- →Know that direction changes the sign