Pls help with this.......
Class X science teacher observed that one of her students, Ruchi avoids to sit on the front desk of the class. On observing her, she found that Ruchi is facing the difficulty in reading the black board text from the desk and also she cannot write comfortably. She called her and explained the defect of eye and advised her to consult the eye specialist immediately. On her advice, she consulted a doctor, who gave corrective lens to solve her problem.

Rest follows below:

Question

Pls help with this.......
Class X science teacher observed that one of her students, Ruchi avoids to sit on the front desk of the class. On observing her, she found that Ruchi is facing the difficulty in reading the black board text from the desk and also she cannot write comfortably. She called her and explained the defect of eye and advised her to consult the eye specialist immediately. On her advice, she consulted a doctor, who gave corrective lens to solve her problem.

Rest follows below:

anonymous · Answer

(a) Draw a ray diagram to illustrate the formation of image of the black board writing by her eye-lens, when she is seated at the front desk.

(b) Name the other defect of eye as explained by her teacher for her difficulty to read and write.

anonymous · Answer

Sounds like far-sightedness, converging (double convex) lenses should correct that.