Questions

The centre of the reflecting surface of a spherical mirror is a point called the ___.

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'.

According to the Copernican principle, the Earth does not (1)/ occupy a unique position in the Universe while (2)/ implies life on other planets can be a possibility.(3)/ No error (4)

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?”

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.

They selected the red car.

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'.

We wish to make globalisation a means to expand human well being and freedom, (1)/ and to bring democracy and developmental (2)/ to local communities where people live. (3)/ No error (4).

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.

We often feel, in such an environment, that our social sphere _____________ around us. We can see, in quantitative values — the number of likes, re-posts, shares — the interest garnered by anything created by us. This makes social interaction slightly more ___________, when we start to think of it in number terms. It becomes easier to see it in visual terms, rather ________ emotive cues. And _____________ that happens we are motivated to reveal only those parts of ____________ that we know will trigger a considerable quantitative response.

those parts of ____________ that we know

The length of a chord which is at a distance of 5cm from the centre of a circle of radius 13cm is

India-born Satya Nadella is the Chief Executive Officer (CEO) of which of the following companies?