Introduction to Global Positioning System (GPS)

The Global Positioning System consists of 24 satellites, that circle the globe once every 12 hours, to provide worldwide position, time and velocity information. GPS makes it possible to precisely identify locations on the earth by measuring distance from the satellites. GPS allows you to record or create locations from places on the earth and … Read more

Applications of GPS

8 Aviation Almost all modern aircraft are fitted with multiple GPS receivers. This provides pilots and sometimes passengers with a real-time aircraft position and map of each flight’s progress. GPS also allows airline operators to pre-select the safest, fastest and most fuel-efficient routes to each destination, and ensure that each route is followed as closely … Read more

Liquid Propulsion System Center (LPSC), Bengluru

Liquid Propulsion System Center (LPSC), Bengluru Liquid Propulsion Systems Centre (LPSC) is the lead Centre for development and realization of earth-to-orbit advanced propulsion stages for Launch Vehicles and also the in-space propulsion systems for Spacecrafts. The LPSC activities and facilities are spread across its two campuses viz., LPSC Headquarters and Design Offices at Valiamala/Thiruvananthapuram, and … Read more

Earth in Solar system, Motion of the Earth

The Solar System consists of the Sun and its eight main planets, their satellites, asteroids, comets, meteors and other dwarf planets. The Sun is at the one of the two “centers” of The Solar System and the planets revolving around it in elliptical orbits. The sun is in the centre of the solar system. It … Read more

Vikram Sarabhai Space Center (VSSC)

Vikram Sarabhai Space Center (VSSC) Vikram Sarabhai Space Centre (VSSC), Thiruvananthapuram, is the lead centre of ISRO responsible for the design and development of launch vehicle technology. The Centre pursues active research and development in the fields of aeronautics, avionics, materials, mechanisms, vehicle integration, chemicals, propulsion, space ordnance, structures, space physics and  systems reliability. The … Read more

Geomagnetism

The Earth’s Magnetic Shield: A Journey into Geomagnetism The Earth, our home planet, is not just a rocky sphere floating in space. It possesses a hidden, yet vital, force field: the geomagnetic field. This invisible shield, generated deep within the Earth’s core, protects us from the relentless barrage of charged particles emanating from the Sun, … Read more

RAS(RTS) Exam Prelims Notes for Science & Technology

Science & TechnologyFor Notes Click on the topics – Basics of Everyday Science. –Space Technology including Satellites. – Defence Technology. – Nanotechnology. – Human body, Food and Nutrition, Health care. – Environmental and Ecological Changes and its Impacts. – Biotechnology and Genetic engineering. – agriculture,

Various National Missions and Programmes:-

MNREGA Jan Dhan Yojna Atal Pension Yojna Skill India Mission Deen Dayal Upadhyaya Gram Jyoti Yojana Pradhan Mantri Suraksha Bima Yojana Pradhan Mantri Jeevan Jyoti Bima Yojana Sukanya Samridhi Yojana Pradhan Mantri  Garib Kalyan Yojana Jan Aushadhi Yojana (JAY) Nai Manzil Scheme for minority students The Pradhan Mantri Awas Yojana (PMAY) or Housing for all … Read more

Chandrayaan-1

Launch: October 22, 2008             Site: Satish Dhavan Space Centre, Sriharikota The objectives of the programme were: To develop and orbit a spacecraft around moon using an Indian-made launch vehicle. To prepare a three-dimensional atlas of both the near and the far side of the moon. Chemical and mineralogical mapping of the entire lunar surface. To … Read more

Foreign Policy

Navigating the Global Landscape: A Deep Dive into Foreign Policy Foreign policy, the set of goals, strategies, and actions a nation undertakes in its interactions with other countries, is a complex and multifaceted field. It shapes a nation’s international standing, influences global affairs, and directly impacts the lives of its citizens. This article delves into … Read more