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Grade 12th pass10 grade science

What is the unit of power of a lens? (A) Watt (B) horse power (C) dioptre (D) metre

Profile image of Harshit Singh
4 Years agoGrade 12th pass
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1 Answer

Profile image of Yash Patari
4 Years ago
Dear student
The correct answer is Dioptre. CONCEPT: Power is the ability to bend light and it is equal to the reciprocal of the focal length of the lens/mirror in meters.