Number System

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 Number system 1. Basic Formulae  (a + b)(a – b) = (a2 – b2) (a + b)2 = (a2 + b2 + 2ab) (a – b)2 = (a2 + b2 – 2ab) (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca) (a3 + b3) = (a + b)(a2 – ab + b2) (a3 – b3) = (a – b)(a2 + ab + b2) (a3 + b3 + c3 – 3abc) = (a + b + c)(a2 + b2 + c2 – ab – bc – ac) When a + b + c = 0, then a3 + b3 + c3 = 3abc   2. Types of Numbers I. Natural Numbers Counting numbers 1,2,3,4,5,…1,2,3,4,5,… are called natural numbers   … Read more Number System

Population Growth And Economic Development

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 Population growth and economic development The effect of population growth on a society’s per capita output level depends on the pattern of population growth as also its institutional (organ­isational) framework. In other words, it depends on the age composition of the population. The pattern of spending reflects the age distribution. An ageing population—one … Read more Population Growth And Economic Development

Wildlife Of India

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 Wildlife of India Wildlife means all the flora and fauna, which are not domesticated by humans. It includes animals, birds,plants,insects and microorganisms.  With large regional variations in physiographic,climate,and edaphic types, indian forests offer a large variety of wild life in india.India bosts of more than 90,000species of animals which is about … Read more Wildlife Of India

DMPQ- What are the various high altitude adaptations in Humans?

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High-altitude adaptation in humans is an instance of evolutionary modification in certain human populations, including those of Tibet in Asia, the Andes of the Americas, and Ethiopia in Africa, who have acquired the ability to survive at extremely high altitudes. People living in high altitude can  inhale more air with each breath and breathe more … Read more DMPQ- What are the various high altitude adaptations in Humans?

The Chauhans

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 Origins According to the Rajput bards, Chauhan is one of the four Agnikula or ‘fire sprung’ clans who were created by the Gods in the anali kund or ‘fountain of fire’ on Mount Abu to fight against the Asuras or demons. Chauhan is also one of the 36 ruling races of the Rajputs. … Read more The Chauhans

DMPQ- India-US ties are strategically important in contemporary world.Evaluate. Mention the key points of US-India 2020 Summit.

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The global pandemic has impacted everyone and that it is testing our resilience, our public health systems, our economic systems. The current situation demands a fresh mind set. A mind set where the approach to development is human centric. Where there is a spirit of cooperation between everyone India is becoming a leading attractions for … Read more DMPQ- India-US ties are strategically important in contemporary world.Evaluate. Mention the key points of US-India 2020 Summit.

DMPQ- The Indian Space Research Organisation (ISRO) is planning the inaugural flight of its indigenously developed Small Satellite Launch Vehicle (SSLV). What is SSLV and How SSLV is different from PSLV?

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The SSLV is being designed by Indian scientists to carry smaller commercial satellites into the low-earth orbit less than 2,000 km above the earth’s surface. The SSLV can launch dedicated payloads or multiple satellites into low earth orbit or sun-synchronous orbit. The payload will be 300 kg to sun synchronous orbit (SSO) and 500 kg … Read more DMPQ- The Indian Space Research Organisation (ISRO) is planning the inaugural flight of its indigenously developed Small Satellite Launch Vehicle (SSLV). What is SSLV and How SSLV is different from PSLV?

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