power of lens is numerically defined as the reciprocal of it's
Answers
Answered by
1
Answer:
Power of a lens is ability of the lens to converge the beam of light falling on it. Numerically, power of a lens is reciprocal of focal length of the lens, i.e., P=1f. For a convex lens, f is , p is + For a concave lens, f is - , P is negative.
Answered by
0
Answer:
focal length.........
Similar questions