Notes and Study material for Exams
Contribution of Indian Scientist: Scientist Achievement Homi Jehangir Baba Father of Indian Nuclear Programme, Carried out first nuclear test 1974, Atomic energy establishment was renamed Bhabha Atomic research centre. Venkatraman Ramakrishna Indian origin biologist cum scientist won nobel prize in 2009 in chemistry. He pioneered in the studies of the structure and function of … Read more
Lunar Eclipse A lunar eclipse happens at a Full Moon, when the Moon’s tilted orbit brings it into the Earth’s shadow, which can then be seen cast onto the Moon. While not as spectacular as a total Solar Eclipse, a lunar eclipse is much easier to see; and a total lunar eclipse is an amazing … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> : Mathematics, Astronomy, Physics, Chemistry, Botany, Zoology, Physiology and Medicine (including Surgery), Ship- building, Mining and Metallurgy, Engineering and Architecture Like people in any other part of the world Indians too, have a rich legacy of scientific ideas. A desire to now the unknown, accompanied with … Read more
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
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> , Construction working, uses, ray diagram Simple Telescope A simple working telescope requires nothing more than a pair of lenses mounted in a tube. The lens in front, known as the objective, focuses an image; the lens in back, known as the eyepiece, magnifies the image. … Read more
Science And Technology In Ancient Period: Mathematics, Astronomy, Physics, Chemistry, Botany, Zoology, Physiology and Medicine (including Surgery), Ship- building, Mining and Metallurgy, Engineering and Architecture Like people in any other part of the world Indians too, have a rich legacy of scientific ideas. A desire to now the unknown, accompanied with experimentation and observation have … Read more
Application of Satellites for different purposes Despite being a developing economy with its attendant problems, India has effectively developed Space Technology and has applied it successfully for its rapid development and today is offering a variety of space Services globally. Indian Space Program: During the formative decade of 1960s, space research was conducted … Read more
1.The Marathas were Scindia (Gwalior), Holkar (Indore), Gaekwar (Baroda), Bhonsle (Nagpur). 2.Sawai Jai Singh of Amer (Jaipur) had Euclid’s ‘Elements of Geometry) & several works on Trigonometry were translated into Sanskrit. Banda Bairagi was baptised as Banda Singh Bahadur by Guru Gobind Singh. 3.Alfonso d’ Albuquerque came to India as The Portuguese … Read more
Invention of Zero AryabhataAryabhata‘s Contributions Medicine and Healthcare Surgical Techniques Metallurgy and Engineering Architecture and Urban Planning 1. Invention of Zero Ancient Indian mathematicians made significant contributions to the field of mathematics, including the invention of the decimal system and the concept of zero. The concept of zero, initially represented by a dot or a … Read more
The Solar System The Solar System is a collection of eight planets, a number of dwarf planets, hundreds of thousands of asteroids, and millions of comets. It formed 4.568 billion years ago from the gravitational collapse of a giant molecular cloud. The four inner planets, Mercury, Venus, Earth, and Mars, are terrestrial planets, being primarily … Read more