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Refraction is the bending of light as it passes from one medium into another with a different optical density. This occurs due to the change in the speed of light when it enters a new medium. The amount of bending depends on the angle of incidence and the refractive indices of the two media.
Who is sitting third to the left of Iti?
How many people live on the floors above the one on which Ankita lives?
Who among the following sits diagonally opposite to I?
If in a certain way ‘N’ is related to ‘L’ and ‘T’ is related to ‘G’ then which of the following is ‘O’ related to?
...Who among the following sits at one of the extreme ends?
Who among the following sits at extreme end of the row?
How many persons are seated in a table (Including unknown persons)?
How many persons face north direction?