1.

Focal length of the convex lens shown in the figure is 20 cm. Find the position of the image and magnitude of image velocity, when the object is at a distance of 30 cm from the pole.

Answer»

Focal length of the convex lens shown in the figure is 20 cm. Find the position of the image and magnitude of image velocity, when the object is at a distance of 30 cm from the pole.






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