Questions

Ammonia can be dried by Calcium Chloride or calcium hydroxide.

By asking this the interviewer want to know how much will you obey and obedient to your respective authorities.

Example answer :

Say that you deal with authority as you deal with customers - with integrity, professionalism and politeness.

The English scientist Tim Berners-Lee invented the WWW in 1989. The World Wide Web, also known as the WWW and the Web, is an information space where documents and other web resources are identified by Uniform Resource Locators, interlinked by hypertext links, and accessible via the Internet.

Lofar telescope has recently helped to discover 300000 new galaxies.

Variable costs are expenses that vary in proportion to the amount of goods or services that a business produces. 

Examples of variable cost include labor, packaging and raw materials.