Ray Optics and Optical Instruments Part 2

Section: Physics

Question : 13 of 100

Marks: +1, -0

An effective power of a combination of 5 identical convex lenses which are kept in contact along the principal axis is 25D. Focal length of each of the convex lens is :

[4 Apr 2024 Shift 1]

20‌cm
50‌cm
500‌cm
25‌cm

Validate

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