A candle placed 25 cm from a lens, forms an image on a screen placed 75 cm on the other…
Physics · NEET · NTA Exams — Optics
A candle placed 25 cm from a lens, forms an image on a screen placed 75 cm on the other end of the lens. The focal length and type of the lens should be
- + 18.75 cm and convex lens
- \(\text { — }\)18.75 cm and convex lens
- + 20.25 cm and convex lens
- \(\text { — }\)20.25 cm and convex lens
Answer
(A) + 18.75 cm and convex lens
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