A lens of power +2 diopters is placed in contact with a lens of power –1 diopter. The…
Physics · JEE Advanced · NTA Exams — Optics
A lens of power +2 diopters is placed in contact with a lens of power –1 diopter. The combination will behave like
- A convergent lens of focal length 50 cm
- A divergent lens of focal length 100 cm
- A convergent lens of focal length 100 cm
- A convergent lens of focal length 200 cm
Answer
(C) A convergent lens of focal length 100 cm
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