Chemistry of ores and metals

Ore An ore is a special type of rock that contains a large enough amount of a particular mineral (usually a Metal) to make it economically practical to extract that mineral from the surrounding rock. Not all Minerals are found in a large enough amount in one location to make it worth it to remove the ore … Read more

Metallurgy 2

Metallurgy 2 Roasting It is a process wherein the Ore is heated either alone or with some other material in excess of air below the fusion point of the ore. Usually, this method is used for sulphide ores. In roasting, definite chemical changes take place to form oxide or chloride of the Metal. Ores of … Read more

Science & Technology developments in India

Science & Technology developments in India Science and Technology hold the key to the progress and development of any nation. Technology plays a Fundamental role in wealth creation, improvement of the Quality Of Life and real economic Growth and transformation in any Society. The role of Science and Technology in our daily life is altering … Read more

Defence Research and Development Organization (DRDO)

Defence Research and Development Organization (DRDO) The DRDO was formed in 1958 following the merge of the Technical Development Establishment (TDE) of the Indian Army, the Directorate of Technical Development & Production (DTDP) and the Defence Science Organisation (DSO).  DRDO laboratories conduct research in a number of fields, such as aeronautics, rockets and missiles, electronics … Read more

Industrial Sector

 Industrial Sector- Growth and recent trends Trends in Industrial growth Phase one Which had laid the basis for industrial development in the future. The second plan, basedon Mahalanobis model, emphasized the development of Capital Goods industries and basic industries. Accordingly huge investments were made in industries like iron andsteel, heavy engineering etc the … Read more

History Free Mock Quiz 1

Specially designed mock Quiz for Indian History for the systematic coverage of PSC Exam prelims syllabus and practice. History Free Mock Quiz has 30 questions. If any issue is observed with answer students may comment below , History is a vast and complex subject, with many different eras and events to learn about. Here is … Read more

Space Technology

 Space Technology- Indian space programs. Application of Satellites for different purposes   Despite being a developing economy with its attendant problems, India has effectively developed space technology and has applied it successfully for its rapid development and today is offering a variety of space Services globally. Indian Space Program: During the formative decade … Read more

Science & Technology in everyday life

  Professor Freeman J. Dyson, of Institute of Advanced Studies, Princeton, in his book “Infinite in all Directions,” had this to say about Technology: “Technology is a gift of God. After the gift of Life, it is perhaps the greatest of God’s gifts. It is the mother of civilization, of Arts and of Sciences. Technology … Read more

Institutes and Organization in India promoting integration of Science, Technology and Innovation

Institutes and Organization in India promoting integration of Science, Technology and Innovation   India is one of the top-ranking countries in the field of basic research. Indian Science has come to be regarded as one of the most powerful instruments of Growth and development, especially in the emerging scenario and competitive economy. In the wake … Read more

RAS(RTS) Exam Prelims Notes for Science & Technology

Science & TechnologyFor Notes Click on the topics – Basics of Everyday Science. –Space Technology including Satellites. – Defence Technology. – Nanotechnology. – Human body, Food and Nutrition, Health care. – Environmental and Ecological Changes and its Impacts. – Biotechnology and Genetic engineering. – agriculture,