Science Tech

 Nuclear reactors A nuclear reactor, formerly known as an atomic pile, is a device used to initiate and control a self-sustained nuclear chain reaction. Nuclear reactors are used at nuclear power plants for electricity generation and in propulsion of ships. Heat from nuclear fission is passed to a working fluid (water or gas), … Read more

 Harmful plants They may look harmless enough, but plants can harbor some of the most deadly poisons known. From the death of Socrates by poison hemlock to the accidental ingestion of deadly nightshade by children, poisonous plants have been responsible for human deaths throughout history. Get to know some of the most infamous … Read more

 Electricity and its effects -electric intensity, potential, potential difference Electricity is the physical flow of electrons, referred to as an electrical current. Electricity is an energy carrier that efficiently delivers the energy found in primary sources to end users, who in turn convert it into energy services. Electricity can be created in three … Read more

 Agriculture price policy Agricultural price policy in India was introduced since independence. But the agricultural price policy formulated in India has varied widely for different years and also for different crops. This policy put much emphasis on the prices of foodgrains like wheat, rice and coarse cereals such as jowar, bajra, maize etc. … Read more

 Working principle and use of generator   Generator is a machine that converts mechanical energy into electrical energy. It works based on principle of faraday law of electromagnetic induction. The faradays law states that whenever a conductor is placed in a varying magnetic field, EMF is induced and this induced EMF is equal … Read more

  

 Matter in our surroundings, Elements, Compounds, Mixtures Matter is any thing which has mass and occupies space. All solids, liquids and gases around us are made of matter. Scientist believe that matter is made of tiny particles that clump together. You cannot see these particles but you can see the matter, for example, … Read more

 Synthetic fibers (nylon and rayon),, polystyrene Synthetic fibers are made from raw materials such as petroleum, based on chemicals or petrochemicals. These materials are polymerized into a long, linear chemical with different chemical compounds and are used to produce various types of fibers. Synthetic fibers account for about half of all fiber usage, … Read more

 Primary and secondary cells their properties and drawback Primary Cell Primary cells are those that cannot be recharged and needs to be discarded after the expiration of their lifetime. If the electrolyte is not in liquid form, we are talking about dry cells.     Primary cells usually have high energy density, capacity, are … Read more

 Yoga Philosophy (Yog Darshan), Astang Yoga Yoga 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. Yoga is essentially spiritual and it is an art and science of healthy living which focuses on bringing … Read more