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today we will see an activity to show the formation of multiple image by two plane mirrors take two plane mirror and set them at a certain angle place a lighted channel in between these mirrors we can see multiple image of a candle this is because the image in one mirror will act as the object for the other mirror the number of image form depends upon the angle between the mirror and can be determined by the formula 360 by theta minus 1 where theta is the angle between the mirror if the mirror is inclined as an angle 60 degree the number of image formed is 5. [Music] two plane mirrors are arranged at right angle to each other the number of images from this string [Music] if the mirrors are inclined at an angle 120 degree the number of image formed is two [Music] now if a candle is placed between two parallel mirrors facing each other then an infinite number of images formed you