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Solution - Define 1 Dioptre of Power of a Lens. - CBSE Class 10 - Science

ConceptPower of a Lens

Question

Define 1 dioptre of power of a lens.

Solution 1

The SI unit of power of lens is dioptre which is denoted by the letter D. 1 dioptre is defined as the power of a lens of focal length 1 metre.

Solution 2

1 dioptre is the power of a lens whose focal length is 1 metre. ‚Äč

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APPEARS IN

 NCERT Science Textbook for Class 10 (with solutions)
Chapter 10: Light - Reflection and Refraction
Q: 1 | Page no. 184
 Lakhmir Singh Physics for Class 10 (2019 Exam) (with solutions)
Chapter 4: Reflection of Light
Q: 4 | Page no. 261

Reference Material

Solution for question: Define 1 Dioptre of Power of a Lens. concept: null - Power of a Lens. For the course CBSE
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