Questions

Which of the following quadratic equations has real roots?

Who among the following discovered electron?

Propagation of sound can be visualised as propagation of ____________ variations in the medium

The SI unit of acceleration is _______________.

The longest railway line in the world connects _________

Who is the first female and the first ever Asian to become the Chief Human Resources Officer of the Global Giant Unilever? She is incidentally an Indian.

_____ is the source of energy and materials in human beings.

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".

Take out your binoculars and (will see) the Andromeda galaxy.