what is correct for convex lens of focal length 20cm a. u = 20v / 20+v b. 20v / 20 - v c. u = 20 + v / 20v
Answers
Answered by
2
Answer:
get it from doubt net app
Similar questions
Math,
4 months ago
Hindi,
8 months ago
Geography,
11 months ago
CBSE BOARD X,
11 months ago
Physics,
11 months ago