explain the uses and distribution of copper in india
Natural resources of India Copper has been used since ancient times. Details of copper mining and metallurgy are available in ancient works like Arthashastra. Copper is mainly used in industrial applications, electrical/electronic equipment and Consumer products such as utensils. Major resources of copper are available at Rajasthan, Madhya pradesh and Jharkhand. As of 2010, India had 1.56 billion tonnes of copper ore.[21] India is one of the 20 major copper producers. In 2008, India produced 7,10,000 tonnes of copper.[22] Hindustan Copper Limited, a public sector company, is the only producer of primary refined copper. Post-pillar method and blast hole stoping method are used for mining. Some of the domestic demand is met through scrap recycling. In India, copper scrap is recycled through direct melting, which is a hazardous process.[21]
Indian Railways Indian Railways is India's national railway system. Operated by the Ministry of Railways, IR carried 8.26 billion passengers (more than 22 million passengers per day), transported 1.16 billion tons of freight, and had 8,500 stations in the 2017-18 fiscal year.[2] It is the fourth-largest railway network in the world by size, with 119,630 kilometres (74,330 mi) of total track[4] and 92,081 km (57,216 mi) of running track over a 66,687-kilometre (41,437 mi) route at the end of 2015-16.[2] Forty-five percent of its routes are electrified[5] with 25 kV AC electric traction.[2] Its track is mostly broad gauge, with short stretches of metre- and narrow-gauge track. Thirty-seven percent of its routes are double- or multi-tracked.[5]