Questions

A Sonar of a ship sends sounds waves of speed 1500 m/s. These waves are reflected back by the ocean floor in 5 seconds. Find the depth (in m) of the ocean floor.

The salt concentration (measured as salinity in parts per thousand), is less than ______ % in inland waters.

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.

The scenario _________________ dramatically today. We have the ___________________ of powerful Internet monopolies that are much bigger ________________ the telcos. Not surprisingly, these companies now see the _______________ of monopoly. They would like to combine with telcos to create monopolies for their platforms, ensuring that they control the future of the Internet and freeze their competition ____________.

future of the Internet and freeze their competition ____________.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

The occurrence and development of events by chance in a happy or beneficial way

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: There was once a time when people looked forward to the lazy evenings.
Q:They had a simple choice of programmes on Doordarshan.
R: It was entirely up to them- to watch or not to watch the selected presentation.
S: Today, the satellite and Cable Television have stormed the media world of information and entertainment.

Stagflation is a period of _______.

Which of the following measures will not increase a nation's wealth?

Insects that transmit diseases are known as