Mar 131 minNearest Neighbour Analysis (NNA)The study of settlements in order to discern any regularity in spacing by comparing the actual pattern of settlement with a theoretical...
Mar 134 minHypothesis testing: Decision Rules, One-Tailed and Two-Tailed Tests, Decision ErrorsHypothesis Tests Statisticians follow a formal process to determine whether to reject a null hypothesis, based on sample data. This...
Nov 15, 20212 minSTAGES & PRINCIPLES OF REMOTE SENSINGRemote sensing (RS), also called earth observation, refers to obtaining information about objects or areas at the Earth’s surface without...
Nov 14, 20217 minINTERNAL STRUCTURE OF THE EARTH IN REFERENCE TO SEISMOLOGYSeismologists study shock, or seismic, waves as they travel through the Earth’s interior. These waves originate from natural sources like...
Jul 24, 20212 minCalculation of antilog of a number using antilog table (mantissa table)An antilog is the result of raising the base being used to the logarithm given or calculated. Put another way, it "undoes" what...
Mar 14, 20213 minConcept of equilibrium in geomorphologyWhen a disturbance or a change in driving force (a perturbation) is imposed on a geomorphic system, the system responds to such a change...
Mar 14, 20213 minConcept of System in geomorphologySystems of all kinds are open, closed, or isolated according to how they interact, or do not interact, with their surroundings....
Feb 1, 20215 minPopulation Policy in India A ‘policy’ is a “plan of action, statement of aims and ideals, specially one made by a government, a political party, a business company,...
Feb 1, 20215 minIndia’s Diaspora: Significance & ChallengesAccording to Global Migration Report 2020, India continues to be the largest country of origin of international migrants with a 17.5...
Dec 18, 20205 minTheory of isostasy: Airy and Pratt1. Theory of Sir George Airy: According to Airy the inner part of the mountains cannot be hollow; rather the excess weight of the...