While looking at an image formed by a convex lens (one half of the lens is covered with a black paper), which one of the following will happen to the image?

Half of the image will be visible

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Intensity of the image will be diminished

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Image will be inverted now

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One can see an image of smaller size

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Solution

The correct option is C Intensity of the image will be diminished
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 an uncovered lens.

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Q. A converging lens is used to form an image on a screen. When the upper half of the lens is covered by an opaque screen.
a) Half of the image will disappear
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Q. One half of a convex lens is covered with a black paper. Will this lens produce a complete image of the object?

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. How will the image formed by a convex lens be affected, if the upper half of the lens is wrapped with a black paper?

The image of a candle formed by a convex lens is obtained on a screen. Will full size of the image be obtained if the lower half of the lens is painted completely opaque?

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While looking at an image formed by a convex lens (one half of the lens is covered with a black paper), which one of the following will happen to the image?

The correct option is C Intensity of the image will be diminishedThe 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 an uncovered lens.

The correct option is C Intensity of the image will be diminished
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 an uncovered lens.