Science

Hydroponics is a subset of hydroculture, the method of growing plants without soil, using mineral nutrient solutions in a water solvent.With hydroponics the plants are grown in an inert growing medium and a perfectly balanced, pH adjusted nutrient solution is delivered to the roots in a highly soluble form. Advantages of hydroponics: No soil is … Read more

Working Principle: Passengers or cargo are loaded on the Hyperloop vehicle that accelerates gradually via electric Propulsion through a low pressure tube. Its Vehicles are propelled using a linear electric motor, which is a straightened out version of a conventional rotary motor. The speed of conventional trains — and all land based transport — is … Read more

With varying income groups in India, not everyone can afford expensive phones. In the US, Apple has over 44% market share. However, in India the iPhones with their higher security norms are used by less than 1% of mobile users. The widening gap between the security offered by the high-end iPhone and lower cost mobiles … Read more

Popular uses of polycarbonate can include aircraft parts, data storage devices, dome lights, eye protection, multiwall sheets, electronic components and more. Due to polycarbonates ability to withstand extreme temperatures for prolonged periods of time, it is often used in components for various industries, including: Aircrafts and Aerospace Components Greenhouses and Agriculture Industrial Lighting Electronic Components … Read more

The Central Drugs Standard Control Organisation (CDSCO) under Directorate General of Health Services, Ministry of Health & Family Welfare, Government of India is the National Regulatory Authority (NRA) of India. Under the Drugs and Cosmetics Act, CDSCO is responsible for approval of New Drugs, Conduct of Clinical Trials, laying down the standards for Drugs, control … Read more

Applications of atmospheric pressure Drinking Straw  When drinking with a straw, one has to suck the straw. This causes the pressure in hte straw to decrease. The external atmospheric pressure, which is greater, will then act on the surface of the water in the glass, causing it to rise through the straw. Rubber Sucker  When … Read more

Navigation satellite is a system which provides system of artificial satellite that helps in providing autonomous geospatial positioning. It helps to provide positioning information regarding local time to high precision. Global positioning system launched(GPS) by NASA is an example of it. India Launched Indian regional navigation satellite system called IRNSS. It is a constellation of … Read more

Difference between Minerals and Ores                     Minerals                              Ores All the naturally occurring substances of metals which are present in the earth’s crust are known as Minerals. Ores are usually used to extract metals economically. A large amount of metals are present. All Minerals are not ores. All ores are minerals. Minerals are native form in … Read more

SCNT is a laboratory technique for creating an ovum with donor nucleus. In it, nucleus containing the organism’s DNA of somatic cell (a body cell other than sperm or egg cell) is removed and rest of cell discarded. The nucleus of somatic cell is then inserted into enucleated egg cell which reprograms somatic cell nucleus … Read more

Starting with IRS-1A in 1988, ISRO has launched many operational remote sensing satellites. Today, India has one of the largest constellations of remote sensing satellites in operation. Currently, *thirteen* operational satellites are in Sun-synchronous orbit – RESOURCESAT-1, 2, 2A CARTOSAT-1, 2, 2A, 2B, RISAT-1 and 2, OCEANSAT-2, Megha-Tropiques, SARAL and SCATSAT-1, and *four* in Geostationary … Read more