Questions

A sound wave has a frequency of 4 kHz and a wavelength of 40 cm. The time taken by the sound wave to travel a distance of 3.2 km is

Which disease is caused by Nickel?

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.

"Please give me something to eat. I am hungry" the beggar said to them.

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Vista

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Calamity

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

We have lost the magic of living, and (is mired) in numbers.

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.

What is it? ______ it wait?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

to bite off more than you can chew