Questions

Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre?

If ice floating on water in a vessel melts, the water level in the vessel _______.

Soil contains decayed remains of living organisms. This is called __________.

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

I am sure she will like you.

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Not having practised his lines he cut an angry figure on the stage

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

I was first (A) / to reach the school (B) / today (C) / No Error (D)

We can think of (often confused in the public minds) P (which suggest the need for) Q (two factors) R (an international language) S

The correct sequence should be

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.
The quality of being particularly noticeable