1) PRINCIPLE AXIS DEFINITION ? IN PHYSICS
2) FOCAL POINT DEFINITION ? IN PHYSICS
Answers
Answered by
0
Answer:
sorry. I do not know this answer
Answered by
2
Answer:
1) a line passing through the center of the surface of a lens or spherical mirror and through the centers of curvature of all segments of the lens or mirror.
2) The focus is the point, or plane, at which light rays from infinity converge after passing through a lens and traveling a distance of one focal length.
Similar questions