An object is brought from infinity towards optical center of a convex lens. The focal length of the convex lens will 1) increase 2) decrease 3) remain same4) none of these

An object is brought from infinity towards optical center of a convex

1.	An object is brought from infinity towards optical center of a convex lens. The focal length of the convex lens will 1) increase 2) decrease 3) remain same4) none of these
Answer» INCREASE, is the WRITE ANSWER

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An object is brought from infinity towards optical center of a convex lens. The focal length of the convex lens will 1) increase 2) decrease 3) remain same4) none of these​

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An object is brought from infinity towards optical center of a convex lens. The focal length of the convex lens will 1) increase 2) decrease 3) remain same4) none of these