Questions

For what is Radiocarbon dating technique used?

What is the upward force exerted by water called?

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

The Leader of which country has been given a title of “General secretary” of the ruling Workers’ Party?

What is the minimum age for getting elected to the Lok Sabha?

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".

By then running water and electricity (had arrive), making the well and the lamp post redundant.

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

The fans invited the cricketer.

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.

The visitor enquired, “When is the next train?”