Tnpsc and Upsc Notes Pdf
Pravin Babu R Types of Farming There are primarily six types of farming, particularly practised in India. They are Subsistence farming, Shifting Agriculture, Intensive farming, Dry Farming, Mixed farming and Terrace farming. a) Subsistence Farming Poor farmers with small land holding grow crops with the help of family members with little or no modern inputs. In this type … Read more
Nuclear energy produced by using a Nuclear Reactor is a power generation environment where a Control Nuclear Fission reaction is used to produce power. Nuclear energy, a powerful and relatively low-carbon source of electricity, is produced through a complex process known as nuclear fission. This process involves splitting the nuclei of atoms, usually uranium-235 or … Read more
Yes, a Nuclear reaction known as Nuclear Fusion reaction takes place in the Sun. The sun provides both heat and light energy. These two energy arises due to the Nuclear fusion reaction that happens inside the core of the Sun. This specific type of reaction that occurs insides the sun is called Proton-Proton Fusion Reaction. … Read more
Units of Radioactivity There are four common units of measurement in Radioactivity in nuclear Physics. They are Curie, Rutherford, Becquerel, and Roentgen. Curie It is defined as the quantity of a radioactive substance that undergoes 3.7 x 10 10 disintegrations per second. Referred from 1 gm of radium 226. Rutherford (RD) It is defined as … Read more
Radioactive Displacement Law Soddy and Fajan proposed displacement laws concerning the daughter nucleus produced during an alpha and beta decay. We state them below: It emits the alpha particle when the daughter nucleus is formed. The atomic number is less by 2 units and the mass number is less by 4 units than the parent … Read more
Alpha, Beta and Gamma Rays Alpha, Beta, and Gamma Rays are emitted when a radioactive nucleus undergoes disintegration naturally or induced. Properties of Alpha (α) It is the Helium Nucleus 2 He 4 that has two protons and two neutrons. It is a positively charged particle, the charge of each particle is +2e. The Ionising … Read more
When India got independence, there were many problems that the nation had to handle. One among these problems was which would be the best strategy for long-term development. Jawaharlal Nehru was the architect of planning in India. He was inspired by the Soviet model of planning and was also inspired by the liberal principles of … Read more
Introduction The National Planning Council, established in 1965, played a pivotal role in shaping India’s economic and social policies. This council was instrumental in formulating the Fourth Five-Year Plan, which aimed at achieving balanced and rapid development across various sectors. The council’s efforts were crucial in steering the country towards progress and self-reliance. Formation and … Read more
Article 38(2) states “The State shall, in particular, strive to minimize the inequalities in income, and endeavor to eliminate inequalities in status, facilities, and opportunities, not only amongst individuals but also amongst groups of people residing in different areas or engaged in different vocations”. This was kept in mind by the planners in formulating each … Read more
Mixed economy in India Mixed economy is economy where there is public sector and private sector. The idea of a mixed economy was thus adopted which included the liberal policy of encouraging private enterprises and also promoting the public sector for the good of society by socializing the means of production and giving powers to … Read more