Questions

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

Who is the author of the book ­"My Experiments with Truth"?

Which feature of the cell allows or permits the entry and exit of some materials in and out of the cell?

In the following gases, which is not a colorless or odourless gas?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Not to mince matters

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- When the robber was near her bed, she stood up suddenly, 'brandishing the knife.
Q- One night the robber did enter her room but Lakshmi did not make any sound.
R- She just kept a tight hold of the knife and pretended to be sound asleep.
S- The robber was taken aback and with a loud cry, he ran out.

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'.

Excess energy intake from (A)/ food may fuel the (B)/ growth of several cancers. (C)/ No error (D)

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.

For me the ______________ and the chill of those nights dissolved into those little flames of fire that for hours made us live in a wonderland, in a ___________ fair of fireflies, and made us _________ there’s nothing that can blow those divine lights ________. In my mind I can still hear the jingling sounds of ________ tiny bells that grandma used to ring during the puja.

and made us _________ there’s nothing that can blow