Questions

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

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.

Aunt said to mother, "I will be in Surat on Friday."

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

Necessity is the mother of invention

India  signed  an  agreement  in  2016  to develop   a   strategic   port   in   one   of   its neighbouring  countries.  What  is  the  name of the port?

As per Economic survey 2017-18, the percentage contribution of the services sector to India's GDP will be in the range of

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.

She has had the best medical facilities available (A) / but she will not be cured (B) / unless she does not have a strong desire to live (C) / No error (D)

Two football players A and B from opposing teams start from the same corner. A runs 35 m East, then 15 m South, turns to his right and runs 60 m.Meanwhile B runs 20 m North, then 25 m West, turns left and runs 20 m. What is the position of B with respect to A?

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.

Juhi said to her friend, "I can choose to live the way I want to."