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We see rainbows because of the geometry of raindrops. When the sun shines from behind us into the rain, incident rays of light enter the drop and are refracted inwards. They are reflected from the back surface of the raindrop, and refracted again as they exit the raindropandreturntooureyes.Arainbowisan optical and meteorological phenomenon that is causedbyreflectionoflightinwaterdropletsin the Earth's atmosphere, resulting in a spectrum of light appearing in the sky.
Ruchi ranks 7th from the top while Rohan ranks 20th from the bottom in an exam marks list. If there is one rank between Ruchi an...
There are five persons who have different number of caps. K has more caps than J and M. L, who doesn’t have highest number of caps, has more caps tha...
How many boxes are heavier than box P?
How many persons are standing in the row if Ravi is standing 12th from the left end of the row, and 13th from the right end of the...
Five persons (L, M, N, O, and P) have different weights. P is heavier than M. N is lighter than L. M is heavier than L. O is lighter than N. Who is the ...
Five persons N, P, R, U and Y have different weights. Only one person has more weight than Y. P is heavier than U but not the heaviest. Weight of second...
What is the probable weight of M?
In a row of 10 boys, when Harish was shifted by 5 places towards the left, he became the 3rdfrom the left end. What was his earlier position ...
There are five students in a class – Paul, Qesh, Ryan, Sam, and Toni having different heights. Paul’s height is more than only one students. Qesh’...
In the question below some statements are given followed by two conclusions I, and II. You have to take the given statements to be true even if they se...