Question

Explain the relation between these two pair of words with respect to lenses . Focal length and center of curveture

Answer 1

Answer:

) focal length and center of curvature.

b) Focal length and power of lens.

c) magnification of a lens and height of object and image.

-OR-

(i) differentiate between real and virtual image.

(ii) On what factors does refractive index depends.

Explanation:

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