Exams

Optical fibre works on which of the following principle of light?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

PRQ, NPO, LNM, ?, HJI

In the following question, a sentence/a part of the sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternatives. In case no improvement is required, choose "No Improvement" option.

The Internet has totally changed the world like no other technology before it.

If [a + (1/a)]2 – 2[a – (1/a)] = 12, then which of the following is a value of 'a'?

.......... helps the eye to adjust the focal length of the lens.

Which glass is used to make spectacles?

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.

This argument is completely ______________ and shows very little understanding ____________ education. The costs quoted for private schools, one, have no reliable source of data and, ______________, they discount two kinds of hidden costs — to the family and _____________ the nation. Often the cost of education in private schools is _________________ with the fee per child.

to the family and _____________ the nation.

A bank offers 20% compound interest per half year. A customer deposits Rs 6000 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is