Figure below shows an object AB placed on the principal


axis of a convex lens placed in air. F1 and F2 are the two foci of the lens. Copy the diagram. (i) Draw a ray of light starting from B and passing through O. Show the same ray after refraction by the lens. (ii) Draw another ray from B which passes through F2 after refraction by the lens. (iii) Locate the final image formed. (iv) Is the image real or inverted?


(i)

(ii)

(iii)
The image is virtual, erect and larger than the object.


8