Gujarat BoardEnglish MediumSTD 7ScienceLight1 Mark
MCQ
Looking through a lens at the sun or a bright light is:
A
Easy
✓
Dangerous
C
Difficult
D
Good
✓
Answer
Correct option: B.
Dangerous
A convex lens can focus the sunlight to a point to such an intensity that can burn paper, wood, plastic, etc.
This intense light can easily damage and distort our eye lens.
So, it is dangerous to look at the sun through a convex lens.
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