Civil Engineering - Surveying - Discussion
Discussion Forum : Surveying - Section 1 (Q.No. 12)
12.
If f1 and f2 are the distances from the optical centre of a convex lens of focal length f to conjugate two points P1 and P2 respectively, the following relationship holds good
f = f1 + f2
f = 
(f1 + f2)
(f1 + f2)
none of these.
Discussion:
13 comments Page 2 of 2.
Vikas said:
5 years ago
Thanks @Rani.
Pitambar jena said:
3 years ago
Nice Explanation, thanks @Rani.
Abhesh said:
2 years ago
Agree, The right answer is option C.
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