How capacitors work?

A capacitor or condenser is a passive electronic module that has a pair of conductors and is separated by a dielectric or insulator. While a probable difference subsists across the conductors, an electronic field is present in the dielectric. This electronic field stores energy and […]

How anxiety effects the body?

The word “anxiety” has been taken from “Greek” which means “to constrict”, grab the sensation of tightness physically. We are living in the age of uncertainty, quick life and technology which leads us to anxiety, fear and depression. To get rid of these feelings people […]

Who invented the dictionary?

Dictionaries have been around since 2300 BC and the oldest dictionaries were discovered in Syria. Over the years Chinese, European, Arabic and English dictionaries were also written. Robert Cawdrey, an English school teacher published the first English alphabetical dictionary. However it was Samuel Johnson who […]