Questions

What is the number of atoms constituting a molecule known as?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

We ______ peace in our fast-escalating technological careers and lifestyle without creating that beautiful notion of love-based emotions.

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)

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'.

Please put on a note(A)/declaring that (B)/Monday will be a holiday.(C)/No error(D)

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

An ideal policeman is a myth. You come __________ him only in crime fiction. ____________ elusive is 'good policing', an idea ___________ even the best of criminal justice thinkers have found it difficult to define. This is why, in what is a chaotic world, we have to reluctantly _____________ for an imperfect policeman and ________ inadequate system.

to reluctantly _____________ for an imperfect policeman

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is

Two circles of same radius intersect each other at P and Q. If the length of the common chord is 30 cm and distance between the centres of the two circlesis 40 cm, then what is the radius (in cm) of the circles?