Questions

Choose the most appropriate answer:In which atmospheric layer are the communication satellites located?

Terminal velocity ________.

A broadcasting station transmits waves with a frequency of 71 x 104 Hz and a speed of 3 x 108 m/s. The wavelength of the wave is

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.

He is not a native speaker yet he has a good __________ over German.

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.

Once again, a _____________ monsoon so vital to India's economic fortunes has left some states in shambles. From Assam to Karnataka, heavy rainfall in a ____________ has created paralysing floods that have taken a _______________, wiped out crops and destroyed hard-earned assets. When the waters ___________, a familiar cycle of assessment of damage by Central teams, preparation of loss estimates and expensive ____________ work such as repairs of river embankments, will follow.

a _____________ monsoon so vital to India's economic fortunes

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

The crime of betraying one's country

Who among the following has not scored even a single triple hundred in test matches?

The Arabic work of al-Biruni that gave an account of the subcontinent is called __________.