Notes and Study material for Exams
The Indian state of Tamil Nadu is located in the Northern hemisphere in the hot zone between 8° and 13° N. latitude and between 78° and 80° E. longitude. In the Join Our Telegram Channel north, the state is surrounded by the states of Karnataka and Andhra Pradesh and Kerala is situated in the … Read more
Simple Telescope And Astronomical Telescope, 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. Although it may seem like … 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