Questions

If cos(A-B) - cos(A+B) = x, then the value of x is

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select No Error.

Government has reportedly made its displeasure known, (1)/ particularly on the speed and stealth with which (2)/ the negotiations are completed. (3)/ No error. (4)

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: About 30 new hydro projects are now under execution with an installed capacity of 5,600 MW.
Q: However, with the rapid increase in demand for power, higher priority was given to the pithead super thermal power stations as their gestation period was smaller than that of the hydel schemes.
R: Many projects were taken up for execution after independence and at one time (1962-63), the capacity contribution from hydro schemes was equal to thermal schemes.
S: The first hydro generating unit in India was commissioned in Darjeeling (W.Bengal) in 1897.

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

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 written word is necessarily confined _________ the things of the understanding because only the understanding has written language; whereas art deals ___________ ideas of a different mental texture, which words can only vaguely ____________. However, there are a large number of people who, _____________ they cannot be said to have experienced in a full sense any works of art, have undoubtedly the impelling desire which a little direction may lead on to a fuller ____________. And it is to such that books on art are useful.

lead on to a fuller ____________. And it is to such

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best express the same sentence in Indirect/Direct speech.

The clerk said to the visitor,"Shall I ask these people to wait for you?"

Name the international treaty designed to protect the ozone layer from CFCs.

Which layer of earth is liquid?