A small light source object is at the bottom of a container which has water filled up to a height of 20 cm. There is a plane mirror inclined at 45 to the horizontal above the container.
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A small light source object is at the bottom of a container which has water filled up to a height of 20 cm. There is a plane mirror inclined at 45 to the horizontal above the container. A small light source object is at the bottom of a container which has water filled up to [...]