Questions

What is the simplified value of (cos A + sin A)(cot A + tan A)?

Read the sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. If the given sentence is correct as it is, the answer is ‘No error’. Ignore the errors of punctuation, if any.

In such delicate matters,/ we often take/ his advice as he has/ been effectively handling such cases for a decade.

The atoms of the elements having same difference between mass number and atomic number are called ______.

Which of the following is the third member of the Dobereiner triad, that also features Lithium and Sodium?

The specific role of Vitamin K is in the synthesis of

India's population growth is characterized by

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

To spill the beans

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".

By then running water and electricity (had arrive), making the well and the lamp post redundant.