a
projector
b
human eye
c
periscope
d
telescope
Explanation
Correct Option
cNo explanation available
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Brightonexcellent
1 year ago
The correct answer is:
C. periscope
A periscope typically uses mirrors or prisms to reflect light and allow viewing over obstacles. It does not rely on lenses for image formation, unlike projectors, the human eye, and telescopes, which all use lenses to focus light.


