How will the image formed by a convex lens be affected if the central portion of lens is wrapped in black paper?

No image is formed by the remaining portion of lens.

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There will be no effect.

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The full image will be formed but it will be less bright.

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The central portion of the image will be absent.

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Solution

The correct option is C The full image will be formed but it will be less bright.
As the image formed by a large number of rays from the object.so,if any part of the lens is covered,the image will form. the brightness of image will be less compared to the image formed by without wrapping the lens.

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How will the image formed by a convex lens be affected if the central portion of lens is wrapped in black paper?

The correct option is C The full image will be formed but it will be less bright.As the image formed by a large number of rays from the object.so,if any part of the lens is covered,the image will form. the brightness of image will be less compared to the image formed by without wrapping the lens.

The correct option is C The full image will be formed but it will be less bright.
As the image formed by a large number of rays from the object.so,if any part of the lens is covered,the image will form. the brightness of image will be less compared to the image formed by without wrapping the lens.