20 нояб. 2022 г. · Answer: The man can see the distance of 70,80,90 cm between Explore all similar answers arrow right heart outlined Thanks 3

17 сент. 2023 г. · Answer: =-2 D. Explanation : A person cannot see beyond 50 cm. Hence, he should use a concave lens of 50 cm focal length.Hence Power= 50.

9 сент. 2023 г. · Solution For A man cannot see clearly more than 100 m and less than 50 cm then.

The person cannot see objects clearly beyond 50 cm. So, his far point=50 cm for the distant object u=∞. Hence, he should use a lens which forms an virtual ...

9 янв. 2020 г. · A person cannot see clearly an object kept at a distance beyond 100 cm. Find the power of the lens to be used for seeing clearly the object at infinity.

15 авг. 2024 г. · A man cannot see clearly more than 100 m and less than 50 cm then ॰ ऑाााा 100 m ∴ाचट 50 cm च॰ ऑाच ★पङा चो, ★£Only convex lens is required ...

This defect is known as myopia as he cannot see the things clearly placed beyond 100 cm.lt must use a concave lens of focal length (-100 cm or -1 m).

27 окт. 2024 г. · A. He is suffering from hypermetropia: Hypermetropia means difficulty in seeing close objects. Since he also has trouble seeing distant objects ...

12 нояб. 2022 г. · He is suffering from hypermetropia · Only convex lens is required for the eye correction · A bifocal lens of powers −0.01D and +2D is required for ...

9 янв. 2020 г. · A man cannot see distinctly less than 15cm and more than 100cm. He uses a concave lens of focal length −100cm to see the distant objects clearly ...