HPSC Prelims and Mains Notes, HPSC Test Series
Sound is measured in decibels (dB). An increase of about 10 dB is approximately double the increase in loudness. A person’s hearing can be damaged if exposed to noise levels over 75 dB over a prolonged period of time. The World Health Organization recommends that the sound level indoors should be less than 30 … Read more
Atmiya Sabha (1815) Raja Rammohun Roy Brahmo Samaj (1828) Raja Rammohun Roy. Tattvabodhini Sabha (1839). Later merged with Mahrishi Devendranath Tagore. Brahmo Samaj in 1842 Indian national Social Conference M.G. Ranade Harijan Sevak Sangh Mahatma Gandhi Satya Shodhak Samaj (1873) Jyotirao Phule (fight caste oppression) Shri … Read more
Rajasthan is blessed with great variety of natural resources ranging from scanty vegetation in the western arid region to mixed delicious and sub-tropical evergreen forests in the east and south east of Aravali ranges. Forest cover is 32744.49 sq.km.(12475 sq.km. is reserved, 18222 sq.km.is Protected Forest 2046.75 is unclassified forest) which is about 9.57% of the total … Read more
Rajasthan : Soils of Rajasthan The soils of Rajasthan are complex, and highly variable, reflecting a variety of differing parent materials, physiographic land features, range of distribution of rainfall and its effects, etc. However, broadly, the soils can be put in five major groups, based on the basic fabric of soils i.e. soil texture which … Read more
Alligation It is the rule which enables us to find the ratio in which two or more ingredients at the given price must be mixed to produce a mixture of a specified price. Mean Price Mean price is the cost price of a unit quantity of the mixture Suppose a container contains x … Read more
Money Supply Money supply is the entire stock of currency and other liquid instruments in a country’s economy as of a particular time. The money supply can include cash, coins and balances held in checking and savings accounts. Money Supply can be estimated as narrow or broad money. There are four measures of money supply … Read more
Scarcity of water Water scarcity is possibly to pose the greatest challenge on account of its increased demand coupled with shrinking supplies due to over utilisation and pollution. Water is a cyclic resource with abundant supplies on the globe. Approximately, 71 per cent of the earth’s surface is covered with it but fresh … Read more
Immunity is disease resistance and is of following two types:- Natural or Innate Immunity:- It is present from birth and is inherited from birth by the offspring from the mother.In this form of immunity the response from the organism against the pathogen is immediate in the form of non-specific immune response without the need of recognizing the … Read more
The Kushana period witnessed a remarkable development in art, sculpture and architecture. The Gandhara School of Art and Sculpture marked a happy blending of the Graceo-Romano-Buddhist style and techniques. The distinguishing features of the Gandhara Sculpture owed their origin to Greek and Roman styles yet the art essentially was Indian in spirit. The Gandhara … Read more
Increasing number of Indians from Punjab were emigrating to North America. The British government thought that these emigrants would be affected by the idea of liberty. Hence, they tried to restrict emigration. Tarak Nath Das, an Indian student in Canada, started a paper called Free Hindustan. The Hindi Association was setup in Portland in May … Read more