Question

you are given lenses with power +10 D, +5D, -5D,-20D and -10D. Taking a pair of lenses at a time, which two lenses will you select to have a combination of total focal length when two lenses are kept in contact in each case​

Answer 1

Answer:

y dekhiye agla episode of u play the y

Explanation:

uhehhdhhdnnjhgfd to the airport tqvcgh have a great day of bbhbhh to the