Question
Why does seawater appear blue?
Solution
The blue appearance of seawater is due to the Tyndall effect, where light is scattered by water molecules and particles. Shorter wavelengths (blue light) are scattered more, giving the sea its characteristic blue color.
In each of the number-pairs, the second number is obtained by performing a certain mathematical operation on the first number. Three of the following pa...
Suppose the first and the second letters of the English Alphabet exchange their places also third and the fourth and so on till the end. Then, if all vo...
If digit 2 is interchanged with digit 1, then what will be the value of the following equation?
9 + 6 ÷ 4 × 21 – 5=?
Which of the following numbers will replace the question mark (?) and complete the given number series?
15, 19 , 21, 25 , 27, ?
In a certain code language, 'GRAPE' is coded as 21-54-3-48-15 and 'MELON' is coded as 39-15-36-45-42. How will 'PEACH' be coded in the same language?
In this question, a question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statement/s are s...
A cube is made by folding the given sheet. In the cube so formed, which pair of letters will be on the opposite faces?
Identify the figure that does NOT belong to the following series.
If each letter of the word "PROGRAMMING" is replaced by its successor in the alphabetical series, then which alphabet is third from the left end?
Select the option figure which is embedded in the given figure as its part (rotation is NOT allowed).
Relevant for Exams:
