A person is in a room whose ceilling and two adjacent walls are mirrors. How many images are formed
A plane Mirror reflects a pencil of light to form a real image
A thick plane mirror shows a number of images of the filament of an electric bulb
A man is 180cm tall and his eyes are 10cm below the top of his head
Two plane mirrors are inclined to each other such that a ray of light incident on the first mirror and parallel to the second
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