Questions

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

How many rings are there in the Olympic flag?

If x = [1/(√5 + √3)], y = [1/(√7 + √5)] and z = [1/(√7 + √3)], then what is the value of (x + y + z)?

Ibrahim Lodi was killed by ........... in the First Battle of Panipat in 1526.

Most rich coal deposit region is

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Maharana Pratap killed many enemy soldiers through his sword.

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

At somebody's expense

_________________ through a plane surface is the product of the magnetic flux density normal to the surface and the area of the surface.