Question is ⇒ A + 1.9 lens has a focal length of 25 mm. The diameter of lens is about, Options are ⇒ (A) 13 mm, (B) 1.3 mm, (C) 130 mm, (D) none of the above, (E) , Leave your comments or Download question paper.

Question is ⇒ A + 1.9 lens has a focal length of 25 mm. The diameter of lens is about, Options are ⇒ (A) 13 mm, (B) 1.3 mm, (C) 130 mm, (D) none of the above, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	A + 1.9 lens has a focal length of 25 mm. The diameter of lens is about
A.	13 mm [Correct Answer]
B.	1.3 mm [Wrong Answer]
C.	130 mm [Wrong Answer]
D.	none of the above [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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