A student sitting at the back bench in a class has difficulty in reading. What could be his defect of vision? Draw ray diagrams to illustrate the image formation of the blackboard when he is seated at the (i) back seat (ii) front seat. State two possible causes of this defect. Explain the method of correcting this defect with the help of a ray diagram.

A student sitting at the back bench in a class has difficulty in readi

1.	A student sitting at the back bench in a class has difficulty in reading. What could be his defect of vision? Draw ray diagrams to illustrate the image formation of the blackboard when he is seated at the (i) back seat (ii) front seat. State two possible causes of this defect. Explain the method of correcting this defect with the help of a ray diagram.
Answer» The defect MYOPIA and near sightedness . this defect is generally arises when the size of the EYEBALL becomes too large and IMAGE forma before the retina.this defect can be corrected by the use of concave lens. hope I am RIGHT and helps you

Discussion

No Comment Found

Related InterviewSolutions

6. Who first identified cells and when?
What is hyaline cartilage??
Melting happens when solid material change into the liquid form
16. It is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance.17. It occurs when you use or lose more fluid than you take in, and your body does not have enough water andout its normal functions.18 It occurs when people push themselves too hard during physical activities like Dancing causes injury whenand his or her physical capacity and tolerances of his or her body's soft touc.19. Stretching or tearing of ligaments,20. Stretching or tearing tendons or muscles.21. Refers to a group of heat-related conditions characterized by an abnormally high body temperature in otherof hypothermia22.Occurs when the body's heat-regulation system becomes overwhelmed by outside factors, causing amperature to rise23. It is a medical emergency that occurs when your body loses heat faster than it can produce heat, causingody temperature24. Occurs as your body temperature falls below 95 F (35 C).25. It is used by our body cells, organs, and tissues to help regulate its temperature and maintain other bodilyration.
Why does sun appear blue in colour
It refers to the size or strenght of the force?A.friction B.direction C.magnitude D.gravitation
What is work and state it's SI unit.
Co2+CaCo3+H2o→ Answers this question
What is motion how motion is measured in different terms
What do u understand of Einstein's nature from his conversations with his history teacher, his Mathematics teacher and the head teacher.Don't spam

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment