Question

Ray Optics (MCO)
opaque screen
(a) half the image will disappear
(b) incomplete image will be formed
(c) intensity of image will decrease but complete image is formed.
(d) intensity of image will increase but image is not distinct.
core is for greater than that of the cladding (b) equal to that of
ependent of that of cladding-
1 A converging lens is used to form an image on a screen. When the upper half of the lens​

Answer 1

Answer:

b and d are correct

Explanation:

As upper half is covered, intensity of upper half part will not reach at the image, so intensity of image will decrease but image will be formed because there are many rays from the lower half which completes the image. So, intensity of the image will decrease and no part of image will disappear.