WBCS 2021 Mains (General Studies Paper-IV) Prev. Yr. Paper (24-May-2022)

The length of the longest rod that can be put in a room of dimensions $10\text{ m}\times 10\text{ m}\times 5\text{ m}$ is

The angle between the external bisectors of two angles of a triangle is $60^{\circ }$, then the third angle of the triangle is

Some of the letters are missing, which are given in the order as one of the options below it. Select the correct option.
$$\text{\_\_\_\_\_\_ \_\_\_\_\_\_ a b a \_\_\_\_\_\_ \_\_\_\_\_\_ b a \_\_\_\_\_\_ ab}$$

How many more words (not necessarily meaningful) can be formed using the letters of the word RYTHM taking all at a time?

$\text{DDT}$ is related to Abbreviation in the same way as $\text{LASER}$ is related to ______.