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| 1. |
An object of height 2.5 cm is placed at a distance of 15 cm from the optical center ‘0' of a convex lens of focal length 10 cm. Draw a ray diagram to find the position and size of the image formed. Mark optical center '0', principal focus F and height of the image on the diagram. |
| Answer» HEIGHT of object=2.5cmu=-15cmf=10cmby LENS FORMULA1/ V- 1/u= 1/f1/ v=1/10-1/151/v=1/30v=30 CM | |