ScienceCLASS 10CBSE
answered 27 Mar 2026A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power (a) + 0.5 D (b) – 0.5 D (c) + 0.2 D (d) – 0.2 D
A.VERIFIED ANSWERfact-checked by tutors
The person is Myopic and he need a concave mirror hence the power would be in negative. P= 1= 1 = 0.5 D
Answer is (b) – 0.5 D