question_answer 10)

An object 5 cm in length is held 25 cm away from a converging lens of focal length 10 cm. Draw the ray diagram and find the position, size and the nature of the image formed.

Answer:

                Here, object size ,  cm                 object distance,                 focal length of lens,                 image distance,                 image size, As                                                 As  is positive, the image formed is real; on the right side of the lens, as shown in figure above. As                                        Negative sign shows that the image is inverted.