- what is internal and external force? How do I decide what forces are internal and external?
what is internal and external force? How do I decide what forces are internal and external?
- in work energy theorem and conservation of mechanical energy, do we consider internal, external, or both forces?
in work-energy theorem and conservation of mechanical energy, do we consider internal, external, or both forces?
Please explain with an example because at this point everything I learned about energy feels like it's in a blender that is switched on
Please explain with an example because at this point everything I learned about energy feels like it's in a blender that is switched on