Notes and Study material for Exams
Concept of pressure Pressure is the perpendicular force per unit area, or the Stress at a point within a confined fluid. The pressure exerted on a floor by a 42-pound box the bottom of which has an area of 84 square inches is equal to the force divided by the area over which … Read more
The Theory of Isostacy: Balancing the Earth’s Crust The Earth’s surface is not a uniform, flat plane. It is a dynamic and ever-changing landscape, sculpted by geological forces and shaped by the interplay of various processes. One of the fundamental principles governing this dynamic landscape is the theory of isostacy, which explains the balance of … Read more
A Journey Through India: Exploring the Land of Diverse Landscapes and Rich History India, a land of vibrant colors, ancient traditions, and diverse landscapes, is a tapestry woven with threads of history, culture, and geography. Its vast expanse, spanning from the snow-capped Himalayas to the sun-kissed shores of the Indian Ocean, presents a captivating panorama … 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
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Oceans tides An ocean tide refers to the cyclic rise and fall of seawater. Tides are caused by slight variations in gravitational attraction between the Earth and the moon and the Sun in geometric relationship with locations on the Earth's surface. Tides are periodic primarily because … Read more
The House Price Index: A Guide to Understanding Housing Market Trends The housing market is a complex and dynamic ecosystem, constantly fluctuating with factors like interest rates, economic conditions, and demographic shifts. Understanding these fluctuations is crucial for both homeowners and potential buyers, and the House Price Index (HPI) serves as a vital tool for … Read more
An Atmosphere is a layer of gases surrounding a planet or other material body, that is held in place by the gravity of that body. Many of the planets in this Solar System have atmospheres, but none that we know of have an atmosphere quite like ours – one that can support life. The … Read more
Acid An acid is a substance which forms H+ ions as the only positive ion in aqueous solution. Examples:- Hydrochloric acid dissolved in water forms H+ and Cl– ions HCl —> H+ + Cl– Sulphuric acid dissolved in water forms H+ and SO42- ions H2SO4 —>2H+ + SO42- Nitric acid forms H+ and NO3– ions when dissolved in water HNO3 —> H+ + NO3– … Read more
Census Of India : Economic and Social features Rural and urban Population Altogether, 833.5 million persons live in rural area as per Census 2011, which was more than two-third of the total population, while 377.1 million persons live in urban areas. Urban proportion has gone up from 17.3 per cent in 1951 to 31.2 per … Read more