Study the given ray diagram and select the correct statement from the following: |
(a) Device X is a concave mirror and device Y is a convex lens, whose focal lengths are 20 cm and 25 cm respectively. |
(b) Device X is a convex lens and device Y is a concave mirror, whose focal lengths are 10 cm and 25 cm respectively. |
(c) Device X is a concave lens and device Y is a convex mirror, whose focal length are 20 cm and 25 cm respectively. |
(d) Device X is a convex lens and device Y is a concave mirror, whose focal length are 20 cm and 25 cm respectively. |
Answer:
(d) Device X is a convex lens and device Y is a concave mirror, whose focal lengths are 20 cm and 25 cm respectively.
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