Questions

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

To spin one's wheels

If a ball is thrown up, which of the following does not change?

An example of longitudinal waves (in gas as a medium) is ______.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P: But the scenario has quite changed now-a-days by allocating a special budget of funds for security.
Q: In the last ten years, budget towards the development of military forces is higher when compared to others.
R: India earlier days gave more importance to the development of industry and less importance to other departments.
S: This is because of the frightening increase in terrorism all around the world especially emerging after the 9/11 terror attack in U.S.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
To exclude from a society or group.

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

To put a spoke in one's wheel

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If there is no error, theanswer is (E), ie ‘No error’. (Ignore the errors of punctuation, if any.)

The reason why he failed/ to attend the meeting/ with a complete presentation/ was because he was unwell./ No error

Elements A, B and C occur as Dobereiners triads. If the atomic mass of A is 7 and that of C is 39, what will be the atomic mass of B?