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In spherical lenses, ray parallel to principal axis, after refraction,
In spherical lenses, ray passing through focus, after refraction
In spherical lenses, ray passing through optical center, after refraction
If object is placed at infinity, the image formed by convex lens will be
If object is placed beyond 2F1, the image formed by convex lens will be
If object is placed at 2F1, the image formed by convex lens will be
If object is placed between F1 and 2F1, the image formed by convex lens will be