a thin linear object of size 1mm is kept along the principal axis of convex lens of focal length 10cm the object is at 15cm from the lens The length of the image is
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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?
Answer:
Given:
Size of the candle, h =2.5cm
Explanation:
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Explanation:
size of the candle is 2.5 cm
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