Astivya notes

Chandrayaan-1

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Launch: October 22, 2008             Site: Satish Dhavan Space Centre, Sriharikota

The objectives of the programme were:

  1. To develop and orbit a spacecraft around moon using an Indian-made launch vehicle.
  2. To prepare a three-dimensional atlas of both the near and the far side of the moon.
  3. Chemical and mineralogical mapping of the entire lunar surface.
  4. To study the impact of Moon Impact Probe on the surface of the moon as a fore-runner to future soft landing missions.

NASA’s Moon Mineralogy Mapper (M3) had on Chandrayaan-1 had detected water on the surface of moon. The mission was expected to last two years. However, the communication with the satellite was lost on 29 August 2009 and the mission was declared over. It lasted for 312 days and achieved 95 percent of its objectives.

Chandrayaan-1 was selected by the American Institute of Aeronautics and Astronautics (AIAA) as one of the recipients of its annual AIAA SPACE 2009 awards for contributions to space science and technology.

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Space Technology- Indian space programs.

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Application of Satellites for different purposes Despite being a developing economy with its attendant problems, India has effectively developed space technology and has applied it successfully for its rapid development and today is offering a variety of space services globally. Indian Space Program: During the formative decade of 1960s, space research was conducted by India … Read more Space Technology- Indian space programs.

Different Forms of Marriage Practiced in Ancient India

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1. Brahma Duly dowered girl to a man of the same class 2. Daiva Father gives daughter to a sacrificial priest as a part of his fee 3. Arsa A token bride price of a cow & a bull is given in place of the dowry 4. Prajapatya Father gives girl without dowry & without … Read more Different Forms of Marriage Practiced in Ancient India

Services

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Current Status It is the largest and fastest growing sector globally contributing to the global output and employing more people than any other sector Why has services sector grown? Increase in urbanisation, privatisation and more demand for intermediate and final consumer services Availability of quality services is vital for the well being of the economy … Read more Services

Uttarakhand :Natural hazards and other related aspects.

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Major Disasters and Natural Hazards causing damage to environment ,life and property in Uttarakhand are:-  Earthquakes:-An earthquake is the perceptible shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth’s crust that creates seismic waves.  Landslides:-Landslide is a collapse of a mass of earth or rock … Read more Uttarakhand :Natural hazards and other related aspects.

 Chand Dynasty of Kumaon: History of Uttarakhand

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  In the early 7th century the Chand Kingdom was established by Raja Som Chand. He continued to call his state Kurmanchal and established its capital in Champawat. The Baleshwar and Nagnath temples were built in this former capital city during the 11th and 12th centuries. Later in 1563 the capital was shifted to Almora … Read more  Chand Dynasty of Kumaon: History of Uttarakhand

Tax Reforms in India, Direct & Indirect Tax Reforms. Subsidies- Cash Transfer of Subsidy Issue.

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Sience 1990 ie the liberalization of Indian economy saw the beginning of Taxation reforms in the nation. The taxation system in the nation has been subjected to consistent and comprehensive reform. Following factors arise the need for tax reforms in India:- Tax resources must be maximized for increased social sector investment in the economy. International competitiveness … Read more Tax Reforms in India, Direct & Indirect Tax Reforms. Subsidies- Cash Transfer of Subsidy Issue.

Role of World Bank, IMF WTO & other Important International Organisations in world Economy:-

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The International Bank for Reconstruction and Development (IBRD), commonly referred to as the World Bank, is an international financial institution whose purposes include assisting the development of its member nation’s territories, promoting and supplementing private foreign investment and promoting long-range balance growth in international trade. The World Bank was established in December 1945 at the … Read more Role of World Bank, IMF WTO & other Important International Organisations in world Economy:-

Agricultural Crops of India

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  Crop State Prod Prod Yield Rainfall Temp Soil % (Mil Kg/Ha cm Deg C T) Rice W. Bengal 15 87 1900 125-200 cm >23 C Deep Fertile UP 14 Clayey or loamy Andhra Pr 13 soil Punjab 11 Wheat UP 35 74 2700 80 cm 10-25 C Light loam   Punjab 20 Sandy Loam … Read more Agricultural Crops of India

Tsunamis

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      A tsunami is a very long-wavelength wave of water that is generated by sudden displacement of the seafloor or disruption of any body of standing water. Tsunami are sometimes called “seismic sea waves”, although they can be generated by mechanisms other than earthquakes. Tsunami have also been called “tidal waves”, but this … Read more Tsunamis