Questions

______________ of a wave is the rate of transfer of energy per unit area perpendicular to the direction of travel of the wave.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Obtain something by force, threats, or other unfair means.

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

Under a cloud

Select the word with the correct spelling.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best express the same sentence in Indirect/Direct speech.

He exclaimed with regret that he was perished by the people he had made.

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".

The rain brought more respite from the heat.

In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct.

1. Rose was lonely in the house.
P. She was very good at that.
Q. She sat all day in a room on the terrace.
R. She would sit on the rug and do her reading and writing.
S. It was a little room with nothing but a bed and a rug.
6. It was the only thing she had learnt from the convent.

If the angle of elevation of the top of a pillar from the ground level is raised from 30° to 60°, the length of the shadow of a pillar of height 503 will be decreased by