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

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

(A):
The size of the image is reduced to one-half.
(B):
The upper half of the image will e absent.
(C):
The brightness of the image is reduced.
(D):There will be no effect.

Best Answer

Correct Answer:

(C):

The brightness of the image is reduced.

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