RAS RAS PCS Paper II Book

    Remote Sensing Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object and thus in contrast to on-site observation. In current usage, the term “remote sensing” generally refers to the use of satellite- or aircraft-based sensor technologies to detect and classify objects on Earth, … Read more

Regional imbalances and income inequalitiies in India: Steps taken by the Government to reduce it. Regional imbalance is the disparity in economic and social development of two regions. One region/city/area is stronger than another region/city/area. Regions develop when investments are made to set up industries, service sectors, educational institutions, health care facilities etc. Income inequality is the unequal distribution of … Read more

  Classcial Theories: Halley’s Thermal concept: Indian monsoon is because of contrast between Indian Subcontinent and adjoining Indian Ocean. Halley’s theory, suggested in 1686, considers the summer monsoon to be a regional phenomenon. Aerological concept: This was suggested by R. Scherhag in 1948. According to this theory, monsoon circulation develops due to changes in air … Read more

  Introduction Global energy demand continues to climb as the industrialized world’s energy use rises, millions pull themselves out of poverty in developing countries, and the world population expands. Thus, the debate over the energy supply of the future intensifies. This debate is complicated by ongoing global climate destabilization as a result of green house … Read more

  One of the basic tenets of our foreign policy has been non-alignment. As an element of foreign policy non-alignment m e a n s i n d e p e n d e n t o f b l o c s , peaceful coexistence, global peace, disarmament, struggle against all manifestations of injustices … Read more

  What are natural resources ? Natural resources are useful raw materials that we get from the Earth. They occur naturally, which means that humans cannot make natural resources. Instead, we use and modify natural resources in ways that are beneficial to us. The materials used in human-made objects are natural resources. Some examples of natural … Read more

National Income The study of National Income is important because of the following reasons: To see the economic development of the country. To assess the developmental objectives. To know the contribution of the various sectors to National Income. Internationally some countries are wealthy, some countries are not wealthy and some countries are in-between. Under such … Read more

Mughal Empire (1526 A.D.-1857 A.D.) Babur- His actual name was Zahiruddin Mohammed, son of Omar Sheikh Mirza, the king of Ferghana in Afghanistan. His ambition was to conquer Samarkand, the seat of Timur. In 1527 A.D., Babur defeated ranasanga in the battle of Kanwa. In the battle of Chanderi (1528 A.D.), Babur defeated Mediniroy. In … Read more

Rise of Maratha Empire Chhatrapati Shivaji Maharaj (Shivaji Shahaji Bhosale) was the founder of strong Maratha Empire in the west part of India in 17th Century. Chhatrapati Shivaji Maharaj (Shivaji Shahaji Bhosale) was born in the fort of Shivneri, near from city Junner (Pune District), in the year 1630 (19th February’ 1630). His mother Jijabai … Read more

  The Liberation War of Bangladesh in 1971 was the culmination of a 25-year tumultuous relationship between East and West Pakistan. The British failed to keep a united India as riots started between the Hindus, Sikhs and Muslims in 1946. The riots were so widespread that on August 14, 1947 India was portioned into two … Read more