Questions

What is the simplified value of 1cosec A + cot A2 ?

Which of the following constitutes highest percentage of Green House gases?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

In a strange ________________, the production and the consumption of the event become cause for concern. _______________ wonders whether newer forms of “non­caring” or violence are appearing. Somehow, silence, even __________________, quietly suppresses a meditation on such events. __________________ a professor, I can recollect the number of occasions when my students have cried as we discussed such events in class. _____________, society seems so indifferent.

_____________, society seems so indifferent.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Let bygones be bygones

Bridgmanite is

In networks, a small message used to pass between one station to another is known as ____________

Who is the CEO of Cognizant Technology Solutions as of February 2018?

Two particles with charges q1 and q2 are kept at a certain distance to exert force F on each other. If the distance is reduced to one-fifth, then the force between them is