Questions

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

Which of the following fuels causes minimum environmental pollution?

Who among the following is a recipient of first Life time Achievement award initiated by Badminton Association of India?

Which empire is regarded as the Golden Age of Hinduism?

A rectangle with one side 4 cm is inscribed in a circle of radius 2.5 cm. The area of the rectangle in sq.cm is:

Find the odd word/letters/number from the given alternatives

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.

To understand the nature of electromagnetic radiation, it is imperative that we grasp the _______ nature of light.

In which of the following solution the concentration of H+ ion is the maximum?