Science Tech

 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 … Read more

 Microscope Microscope, instrument that produces enlarged images of small objects, allowing the observer an exceedingly close view of minute structures at a scale convenient for examination and analysis. Although optical microscopes are the subject of this article, an image may also be enlarged by many other wave forms, including acoustic, X-ray, or electron … Read more

 Distribution of Mulberry and Non-mulberry Sericulture (area, production and productivity across states), Cocoon Production Sericulture which has its origin in China is an age old industry in India. Silk route is one of the ancient internationally recognized route for global business for not only silk but also other important commodities. History reveals that … Read more

 Linear motion Linear motion, also called uniform motion or rectilinear motion, motion in one spatial dimension.  According to Newton’s first law (also known as the principle of inertia), a body with no net force acting on it will either remain at rest or continue to move with uniform speed in a straight line, … Read more

 Impact of Solid Waste; Recycling and Reuse HEALTH AND ENVIRONMENTAL EFFECTS An effective solid waste management system is necessary to avoid public health disasters, spread of disease by insects and vectors and adverse effect on water and air. Solid waste workers are the most exposed to the risks of parasitic infections and accidents, … Read more

 Fertilizers All plants need certain mineral nutrients to survive. These minerals occur naturally in the soil and are taken up from the soil by the roots of the plants. Most soils usually have enough of these minerals to keep plants healthy. However, some nutrients are gradually used up by the plants, or are … Read more

 Properties and applications of petroleum products Gases Gaseous refinery products include hydrogen, fuel gas, ethane, propane, and butane. Most of the hydrogen is consumed in refinery desulfurization facilities, which remove hydrogen sulfide from the gas stream and then separate that compound into elemental hydrogen and sulfur; small quantities of the hydrogen may be … Read more

 Blood bank Blood bank is a place where blood is collected from donors, typed, separated into components, stored, and prepared for transfusion to recipients. A blood bank may be a separate free-standing facility or part of a larger laboratory in a hospital. Separation of blood Typically, each donated unit of blood (whole blood) … Read more

Health Education in India Medical education in global context has evolved over a period of time and so in India. With changing community needs, educational advancements and technological revolutions, we need to update the method of imparting knowledge and skills to the students. Major components of hidden curriculum like communication skills, attitude, empathy, altruism, professionalism, … Read more

 Allopathic, Indian System of Medicine, Naturopathy and Yoga (AYUSH) An AYUSH system of medicine includes Indian systems of medicine and Homeopathy. AYUSH is an acronym for Ayurveda, Yoga & Naturopathy, Unani, Siddha & Sowa Rigpa, and Homoeopathy. Ayurveda is the oldest system with documented history of its practice since more than 5000 years … Read more