Questions

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.

What is dry ice?

_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
 
P: In other countries which are populated by 'haves', frustration is among them also because they do "haves".
Q: In some countries, frustration exists because these countries are populated by "have-nots".
R: Frustration is a global cancer.
S: It has spared no country.