Question

Obtain an image when an object is placed close to the focus of a convex lens. Write on practical use of the case drawn

Answer 1

Case 1: the object is located beyond the 2F point

Case 2: the object is located at the 2F point

Case 3: the object is located between the 2F point and the focal point (F)

Case 4: the object is located at the focal point (F)

Case 5: the object is located in front of the focal point (F)

Answer 2

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