A student has focused the image of a candle flame on a white screen using a concave mirror. The situation is as given below:
Length of the flame= 1.5cm
Focal length of the mirror = 12cm Distance of flame from the mirror= 18cm Calculate the following:
(a) Distance of the image from the mirror (b) Length of the image
(c) If the distance between the mirror and the flame is reduced to 10cm, then what would be observed on the screen? Draw ray diagram to justify your answer for this situation.
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The image will be formed at a distance of 36 cm from the mirror on the same side of the mirror as that of the object. Hence, the length of image is 3 cm. In this case, a virtual and erect image will be formed behind the mirror. Therefore, nothing will be observed on the screen.
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he image will be formed at a distance of 36 cm from the mirror on the same side of the mirror as that of the object. Hence, the length of image is 3 cm. In this case, a virtual and erect image will be formed behind the mirror. Therefore, nothing will be observed on the screen.
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