Questions

A person holding a pen in his left hand sees his reflection in the mirror holding the pen in his right hand. This is due to which of the following phenomena?

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

Which of the following organ of the government refers to a smaller group of people who are responsible for implementing laws and running the government?

I. The Judiciary

II. The Executives

III. The Legislature

Which among the following is the major cause of acid rain?

Which of the following is least likely to be an effect of global warming?

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

A monthly contribution by the boy's elder brother (have made) this move possible.

On which river is the Tehri dam built?