1.

கழை என்ற சொல் உணர்த்தும் பொருள் யாது ? *

Answer»

ANSWER:

A DOCTOR prescribes a connective lene of POWER + 0,25D to a person. The focal LENGTH of lens and the type is A. +4m & convex lens B. - 2m and convex lens C.+4m and concave lens D.- 4m and concave lens



Discussion

No Comment Found