.22 Doctor suggested a lens of power + 1.5D find the local length of lens and write len
Conversing or diverging.
OR
Explain in detail-
(i) Magnification of a plane mirror is + 1 What is its means.
(ii) Refractive index of diamond is 2.42. What is the means of statement
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Light rays that are parallel to the principal axis of a concave mirror converge at a specific point on its principal axis after reflecting from the mirror. This point is known as the principal focus of the concave mirror.
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