Q10 of 45 Page 302

A 3 cm tall bulb is placed at a distance of 20 cm from a diverging lens having a focal length of 10.5 cm. Determine the distance of the image.

The diverging lens is a concave lens.

Given,


Object distance (u) =-20cm


The focal length (f) =-10.5cm


According to the lens formula,









Hence, the image formed is a virtual image on the object’s side


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