Questions

What is the simplified value of (cosec A + sin A)(cosec A – sin A)?

Which of the following IAF man has been posthumously awarded Ashoka Chakra, the country’s highest peace time gallantry medal?

Which Indian author has chronicled the life in the Kumaon hills in the book 'Things to Leave Behind'?

A car takes 5 hours to cover 100 kms distance at a particular speed whereas another car takes 3 hours to reach a particular distance at the same speed. Find the distance.

Read the passage carefully and choose the best answer to each question out of the four alternatives and click the button corresponding to it.

Crude mineral oil comes out of the earth as a thick brown or black liquid with a strong smell. It is a complex mixture of many different substances, each with its own individual qualities. Most of them are combinations of hydrogen and carbon in varying proportions. Such hydrocarbons are also found in other forms such as bitumen, asphalt and natural gas. Mineral oil originates from the carcasses of tiny animals and from plants that live in the sea. Over million of years, these dead creatures form large deposits under sea­bed and ocean currents cover them with a blanket of sand and silt. As this material hardens, it becomes sedimentary rock and effectively shuts out the oxygen, thus preventing the complete decomposition of the marine deposits underneath. The layers of sedimentary rocks become thicker, and heavier. Their pressure produces heat, which transforms the tiny carcasses into crude oil in a process that is still going on today.

Sedimentary rocks leads to the formation of oil deposits because

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'.

Chilika is the (1)/ largest brackish water (2)/ lagoon in Asia. (3)/No Error (4)

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 Greek mythology, it is said that Lycurgus, the ruler of Sparta, ___________ a promise from his ____________, assuring him of the immutability of his laws till he returned from an _______________ journey. To make his laws immutable, Lycurgus _____________. Seven justices of the Indian Supreme Court on a historic day in 1973 christened themselves as modern­day Lycurguses, seeking to create, in India's constitutional context, an island of immutability, ___________ titled the "basic structure".

To make his laws immutable, Lycurgus _____________.

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'.

The receptionist gave us (A)/ much informations (B)/ which we needed. (C)/ No Error (D)