Questions

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

at the drop of a hat

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'.

He was elected (A)/ as chairman (B)/ of the college. (C)/ No Error (D)

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

To go off the air

A cube is inscribed in a sphere. A right circular cylinder is within the cube touching all the vertical faces. A right circular once is inside the cylinder. Their heights are same and the diameter of the cone is equal to that of the cylinder.

Consider the following statements:

1) The surface area of the sphere is √5 Times the curved surface area of the cone.

2) The surface area of the cube is equal to the curved surface area of the cylinder. Which of the above statements is/are correct?

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 promise of nuclear power has so __________ outweighed all of these concerns, and India has reason to be proud of its technology and determination to look for non-fossil _______________ in its energy planning. However, _________ rapid progress in technology in other ______________ energy sources such as wind and solar power, the collapse of oil prices and the expansion in gas projects as a viable and clean alternative, that promise ______________.

projects as a viable and clean alternative, that promise ______________.

What is the ratio of masses of hydrogen and oxygen in the water?

In which of the following States India's first Green Rail Corridor was recently launched

For which one of the following, 'Diodes' are generally used for?