Question

A concave mirror forms the image of an object on a screen.
If the lower half of the mirror is covered with an opaque
card, the effect would be to make the
(a) image less bright.
(b) lower half of the image disappear.
(c) upper half of the image disappear.
(d) image blurred.

Answer 1

Answer:

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Answer 2

lower half of the image disappear