Questions

In which year did Ole Romer measure the speed of light for the first time in the history?

Which Metro Rail Corporation will lay vibration-absorbing tracks for the first time in India?

Which of the following is a land locked country?

Calculate the time period (in seconds) of a sound wave of wavelength 5m travelling with a speed of 500 m/s.

Boiling point of water is ___.

Who has been appointed as the Chief Secretary of the Delhi Government in December 2017?

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

I said to the taxi driver, "You must be crazy to drive so fast."

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

The fire in the (1)/ chemistry lab was (2)/ difficult to put off. (3)/ No error (4)