A small candle,2.5cm in size is placed at 27 cm In front of concave mirror of radius of curvature 36cm.at what distance from the mirror should screen be placed in order to obtain sharp image ? Describe the nature and size of the image. If candle has move closer to the mirror,how would the screen have to be moved?

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A small candle, 2.5 cm in size is placed at 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image. If the candle is moved closer to the mirror, how would the screen have to be moved?

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