SI unit of power of lens is

Kilometre

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Micrometre

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Dioptre

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Metre

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Solution

The correct option is C
Dioptre

Dioptre is the SI unit for measuring power of a lens.

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Similar questions

Q. Define 1 dioptre power of a lens.

Q. The power of a lens whose focal length is one metre is ______ dioptre.

Q. Question 1
Define 1 dioptre of power of a lens.

Question 8
Which of the following statements is true?
(a) A convex lens has 4 dioptre power having a focal length 0.25 m.
(b) A convex lens has -4 dioptre power having a focal length -0.25 m.
(c) A concave lens has 4 dioptre power having a focal length 0.25 m.
(d) A concave lens has 4 dioptre power having a focal length -0.25 m.

Q. Question 1
Define 1 dioptre of power of a lens.

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SI unit of power of lens is

The correct option is C Dioptre Dioptre is the SI unit for measuring power of a lens.

The correct option is C
Dioptre

Dioptre is the SI unit for measuring power of a lens.