Notes and Study material for Exams
Magnetic Keepers A magnet keeper, also known historically as an armature, is a ferromagnetic bar made from soft iron or steel, which is placed across the poles of a permanent magnet to help preserve the strength of the magnet by completing the magnetic circuit; it is important for magnets that have a low magnetic coercivity, … Read more
Chemistry in daily life The principles of chemistry have been used for the benefit of mankind. Think of cleanliness the materials like soaps, detergents, household bleaches, tooth pastes, etc. will come to our mind. Look towards the beautiful clothes, immediately chemicals of the synthetic fibres used for making clothes and chemicals giving colours to them … Read more
Stem Cell Research Stem cells are undifferentiated, or “blank,” cells. This means they’re capable of developing into cells that serve numerous functions in different parts of the body. Most cells in the body are differentiated cells. These cells can only serve a specific purpose in a particular organ. For example, red blood cells … Read more
Microorganisms Microscopic organisms, commonly known as microorganisms or microbes, are found all around us and even inside our bodies. The category ‘Microbes’ includes a massive range of organisms including bacteria, Fungi, viruses, algae, archaea and protozoa. Some of these, such as bacteria and fungi, are well known, but others such as archaea much less so. … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> : Mathematics, Astronomy, Physics, Chemistry, Botany, Zoology, Physiology and Medicine (including Surgery), Ship- building, Mining and Metallurgy, Engineering and Architecture Like people in any other part of the world Indians too, have a rich legacy of scientific ideas. A desire to now the unknown, accompanied with … Read more
Social Research And Techniques -Objective of Social Research, Use of scientific method to study of Social Phenomena, tools and techniques of data collection- Observation, Interview, Questionnaire, Schedule Man by nature is inquisitive, and humans have an extraordinary capacity to exercise rational judgment and probe the realities of the world around us. Inherent in humans is … Read more
Government Of India Policy On Information Technology (IT) Government provides IT Resources to its employees to enhance their efficiency and productivity. These resources are meant as tools to access and process information related to their areas of work. These resources help Government officials to remain well informed and carry out their functions in … Read more
Motion Motion is a change in position of an object with respect to time. Motion is typically described in terms of displacement, distance, velocity, acceleration, time and speed. The branch of physics which deals with the study of motion of material objects is called mechanics. Mechanics is divided into following branches. (i) Statics : Statics … Read more
Biodiversity: Soil reclamation can help to increase biodiversity by providing a more suitable habitat for plants and animals. Challenges of soil reclamation: Soil reclamation can be a complex and time-consuming process, and it can be expensive. There are a number of challenges that can be associated with soil reclamation, including: The type of damage that … Read more
Vaccines A vaccine is a biological preparation that improves immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, its toxins or one of its surface proteins. The agent stimulates the body’s immune system to … Read more