Questions

What is the valency of magnesium?

The unit of power used in industry is

What of the following refers to hypotheses which are confirmed by varied tests?

In the following question, select the odd letter/letters from the given alternatives.

Which American of Indian descent has recently been appointed as the president of the US-Indian Business Council?

What is the name of the book in Harry Potter series written by Jack Thorne to be published in mid - 2016?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error,select 'No Error'.

Liquid water cannot exist on the surface of Mars as to low (1)/ atmospheric pressure, which is less than 1% of Earth's, (2)/ except at the lowest elevations for short periods. (3)/ No error (4).

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one, which best expressesthe same sentence in Passive/Active voice.

The cricket ball struck me on the head.