Questions

The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as

______ of species is a reflection of their evolutionary relationships.

What is the name of ecologically clean rocket developed by Russia based space research center?

 In India, who is known as the highest law officer?

Article 29 of the Constitution of India grants which of the following rights?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
An associate in crime

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

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

We set out for the gallows. Two warders marched on either side of the prisoner, with their rifles at the slope; two others marched close against him, gripping him by his arm and shoulder, as though, at once pushing and supporting him. The rest of us, magistrates and the like, followed behind. Suddenly, when we had gone ten yards, the procession stopped short without any order or warning. A dreadful thing had happened ­ a dog, come goodness knows whence, had appeared in the yard. It came bounding among us with a loud volley of barks, and leapt round us wagging its whole body, wild with glee at finding so many human beings together. It was a large woolly dog, half Airedale, half Pariah. For a moment, it pranced round us, and then, before anyone could stop it, it had made a dash for the prisoner, and jumping up tried to lick his face. Everyone stood aghast, too taken aback even to grab at the dog.

What was the emotion displayed by the dog?