Questions

Which among the following is not an environment friendly mode of producing electricity?

If the velocity of a body becomes two times its initial velocity, its kinetic energy becomes n times its initial kinetic energy. What is the value of n?

Consider a hypothetical planet with a mass equal to half that of Earth and radius is one-third that of Earth. If g is the acceleration due to gravity on Earth, the acceleration due to gravity on the planet will be

A form of government that is often totalitarian and authoritarian and can led by the one person or many people -

What was the theme of 48th annual meeting of the World Economic Forum (WEF) which was held in Davos city?

What is the name of the castle that was built in honour of world renowned composer Richard Wagner?

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.

And then, a few glorious minutes ______________, it was time to reluctantly head ashore. ____________ time, the strokes were more fluid, the movements more relaxed. I turned back one last time ____________ hello to a clown fish, the reason why I came to the Andamans. As I watched, it played hide-and-seek _________ a sea anemone, before frisking away. Suddenly, I realised a kinship with the blue waters ___________ the Bay of Bengal.

kinship with the blue waters ___________ the Bay of Bengal.

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

"What did you eat last night?" asked my mother.