Subham Kumar Asked: December 19, 2023In: Class 10 Science Noopur needs a lens of power -4.5D for correction of her vision. a) What kind of defect in vision is she suffering from? b) What is the focal length and nature of the corrective lens? c) Draw ray diagrams showing the (a) defected eye and (b) correction for this defect. d) What are the causes of this defect? CBSE class 10 science sample question paper 2023-2024 free download cbse 2023 ka sample papercbse 2023 question patterncbse class 10 science sample question paper 2023-24cbse question bank 2023 class 10ncert solutions