Question

Draw a ray diagram showing the image formation by a convex lens when the object is placed at the focus of the lens.
class 10​

Answer 1

Answer:

here is ur answer and the image will form behind the mirror

Answer 2

Answer:

Between principal focus, F1 and optical centre, O: A virtual, erect and enlarged image is formed at the same side of lens, when an object is placed between principal focus, F1 and optical centre, O of a convex lens. Properties of Image: Image is enlarged, virtual and erect.

Explanation:

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