Notes and Study material for Exams
POVERTY in rural india As per the Eleventh National Development Plan of India more than 300 million people in India are poor. With great efforts, India has managed to reduce the number of poor from 55% in 1973 to about 27% (326 million poor) in 2004. According to the recent estimates (2011-12), 216.5 million people … Read more
Corruption: NATURE Like that of several other socio-economic offences, corruption stands out as an offence which affects the community as a whole. It is not just an offence between the perpetrator of a traditional crime like murder, theft or rape and an innocent victim. In fact and reality the bribe-giver and the bribe-taker … Read more
pH Chemical composition Sources Effects Prevention Treatment pH pH is a measure of how acidic or basic a substance is. It is a scale from 0 to 14, with 7 being neutral. A pH below 7 is acidic, and a pH above 7 is basic. The pH of a substance is determined by the concentration … Read more
Characteristics of Acid Rain Acid rain is a form of precipitation that is acidic, meaning that it has a pH below 7.0. The pH scale ranges from 0 to 14, with 7 being neutral. A pH below 7 is acidic, and a pH above 7 is alkaline. Acid rain is caused by the emission of … Read more