define focal length
Answers
Answered by
58
➡The focal length of an optical system is a measure of how strongly the system converges or diverges light. For an optical system in air, it is the distance over which initially collimated rays are brought to a focus.
shams21:
thanks
your wlc
ok
kay yata tula
Answered by
26
Answer:focul lenght :the distance from pole to focus is called focus lenght
Step-by-step explanation:
thanks
Wlc
prove that the following are irrational 1 upon root 2
Yaa shore
Similar questions
Science,
6 months ago
Social Sciences,
6 months ago
Environmental Sciences,
11 months ago
Social Sciences,
11 months ago