Questions

The percentage change of a number when it is first decreased by 10% and then increased by 10% is

Amir Khusro was a

If a ball is thrown up, which of the following does not change?

A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor. 

Resistance switching is normally employed in

Select the word with the correct spelling.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Showing a lack of courage or confidence

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Grumpy