One half of a convex lens is covered with a black paper. Will this lens produce a complete image of the object?

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Solution

Yes, the half covered lens will still produce a complete image of the object but the image so formed may not be as intense as formed with uncovered lens.

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One-half of a convex lens is covered with a black paper. Will this lens produce a complete image of the object? Verify your answer experimentally. Explain your observations.

Question 9
One-half of a convex lens is covered with a black paper. Will this lens produce a complete image of the object? Verify your answer experimentally. Explain your observations.

Q. One half of a lens is covered with a black paper.
(a) Will this lens produce a complete image of an object?
(b) Is there any change in the intensity of the image?
(c) Draw a diagram to show the formation of the image by this lens.
(d) What will happen if we remove the black paper?
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Q. One half of a convex lens of focal length 10 cm is covered with a black paper. Can such a lens produce an image of a complete object placed at a distance of 30 cm from the lens? Draw a ray diagram to justify your answer.
A 4 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 20 cm. The distance of the object from the lens is 15 cm. Find the nature, position and size of the image.

Q. One half of a convex lens of focal length 10 cm is covered with a black paper. Can such a lens produce an image of a complete object placed at a distance of 30 cm from the lens? Draw a ray diagram to justify your answer.
A 4 cm tall object is placed perpendicular to its principal axis of a convex lens of focal length 20 cm. The distance of the object from the lens is 15 cm. Find the nature, position and the size of the image.

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