Notes and Study material for Exams
Periodic Table and periodicity Criteria for a new element discovery Assessing if an element has been “discovered” is not a simple task. While reviewing the discovery profiles of the transfermium Elements in the early 90s’, IUPAC and IUPAP set up to establish a series of criteria that must be satisfied for the discovery of an … Read more
Energy Management When it comes to energy saving, energy management is the process of monitoring, controlling, and conserving energy in a building or organization. Typically this involves the following steps: Metering your energy consumption and collecting the data. Finding opportunities to save energy, and estimating how much energy each opportunity could save. You would typically … Read more
Natural Resources are useful raw materials that we get from the Earth. They occur naturally, which means that humans cannot make Natural Resources. Instead, we use and modify natural resources in ways that are beneficial to us. The materials used in human-made objects are natural resources. Coal reserves : India has the fifth largest coal reserves in … Read more
Raja Ramanna Center for Atomic Technology (RRCAT) Raja Ramanna Centre for Advanced Technology is a unit of Department of Atomic Energy, Government of India, engaged in R & D in non-nuclear front line research areas of Lasers, Particle Accelerators & related technologies. RRCAT was established by the Department of Atomic Energy, India to expand the … Read more
Terminology related with Sound Amplitude Amplitude, the maximum displacement or distance moved by a point on a vibrating body or wave measured from its equilibrium position. It is equal to one-half the length of the vibration path. The amplitude of a pendulum is thus one-half the distance that the bob traverses in moving from one … Read more
Indian Space Science Data Center(ISSDC), Ramanagara The Indian Space Science Data Center (ISSDC) is located at the Indian Deep Space Network (IDSN) Byalalu campus of ISTRAC/ISRO. ISSDC provides data ingestion, processing, archival and dissemination Services to the global science community for the science missions of ISRO. ISSDC is designed to provide high computation, high capacity … Read more
Different types of Cell A primary cell or battery is one that cannot easily be recharged after one use, and are discarded following discharge. Most primary cells utilize electrolytes that are contained within absorbent material or a separator and are thus termed dry cells. A secondary cell or battery is one that can be electrically … Read more
Measurement of any physical quantity involves comparison with a certain basic, arbitrarily chosen, internationally accepted reference standard called unit. The result of a measurement of a physical quantity is expressed by a number (or numerical measure) accompanied by a unit. A unit of measurement is a definite magnitude of a quantity, defined and adopted by … Read more
HORMONES Hormones are chemical messengers that are secreted directly into the blood, which carries them to organs and Tissues of the body to exert their functions. There are many types of hormones that act on different aspects of bodily functions and processes. Some of these include: Development and Growth Metabolism of food items Sexual function … Read more
Satish Dhawan Space Center (SDSC) Shriharikota Satish Dhawan Space Centre (SDSC) SHAR, Sriharikota, the Spaceport of India, is responsible for providing Launch Base