A point object is placed at a distance of 20 cm from a thin plano-convex lens...
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A point object is placed at a distance of 20 cm from a thin plano-convex lens of focal length 15 cm, if the plane surface is silvered. The image will form at (A) 60 cm left of AB (C) 12 cm left of AB (B) 30 cm left of AB (D) 60 cm right of AB 20 cm B 15 cm A point object is placed at a distance of 20 cm from a thin plano-convex lens of focal length 15 cm, if the plane surface is silvered. The image will form at (A) 60 cm left of AB (C) 12 cm left of AB (B) 30 cm left of AB (D) 60 cm right of AB 20 cm B 15 cm
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