Astivya notes

Chandrayaan-1

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.

Read moreChandrayaan-1

Organizations & Their Survey/Reports

Organizations & Their Survey/Reports 1. World Economic & Social Survey U. N 2. World Investment Report UNCTAD 3. Global Competitiveness Report World Economic Forum 4. World Economic Outlook IMF 5. Business Competitive Index World Economic Forum 6. Green Index World Bank 7. Business Confidence Index NCAER 8. Poverty Ratio Planning Commission 9. Economic Survey Ministry … Read more

Water Resources

  Rainfall: With an average annual rainfall of 1,170 mm, India is one of the wettest countries in the world. At one extreme are areas like Cherrapunji, in the northeast, which is drenched each year with 11,000 mm of rainfall, and at the other extreme are places like Jaisalmer, in the west, which receives barely … Read more

Function of Management -Staffing

FUNCTIONS OF MANAGEMENT – STAFFING Staffing refers to the managerial function of employing and developing human resources for carrying out the various managerial and non-managerial activities in an organisation. This involves determining the manpower requirement, and the methods of recruiting, selecting, training and developing the people for various positions created in the organisation.   Staffing … Read more

The Supreme Court

The Supreme Court is the highest court of The Indian Republic.  Judiciary, the third organ of the government, has an important role to play in the governance. It settles the disputes, interprets laws, protects fundamental rights and acts as guardian of the Constitution. India has a single unified and integrated judicial system and that the … Read more

Nuclear Energy

  Introduction Global energy demand continues to climb as the industrialized world’s energy use rises, millions pull themselves out of poverty in developing countries, and the world population expands. Thus, the debate over the energy supply of the future intensifies. This debate is complicated by ongoing global climate destabilization as a result of green house … Read more

Rajasthan : Major Forts for RAS(RTS) Exam of RPSC

Serial No Name of Fort Constructed by Location Related Dynasty 1 Mehrangarh Rao Jodha Jodhpur Rathore 2 Taragarh Ajay Pal Ajmer Chauhan 3 Gagron Dord Parmar Jhalawar Parmar 4 Bhatner Bhupat Bhati Hanumangarh Rathore 5 Nahargarh Sawai Jaisingh Jaipur Kachwah 6 Lohagarh Surajmal Bharatpur Jat 7 Ranthambore Ranthamban Dev Sawai Madhepur Chauhan 8 Junagarh Raja … Read more

Salient features and Major Landmarks of Ancient and Medieval India- For RAS/RTS Mains and RAS/RTS Prelims examination

Indus Valley Civilization Discovered in 1921 Belonged to the bronze age An area of about 1.3 mn sq km Existed between 3300-1600 BC in three phases: early, mature and late phases Sites Early (pre-Harappan) Mature (Harappan) Late phase (post-urban) Harappa Mohenjodaro Chanhu-daro Lothal Kalibangan Kalibangan Banawali Banawali (Hissar) Sutkagendor (Pakistan) Sukotada (Gujarat) Dholavira (Kutch) Dholavira … Read more

current electricity

Current Electricity Electric current is the rate of flow of electric charge through a conducting medium with respect to time. It is caused by drift of free electrons through a conductor to a particular direction.Charges in motion constitute an electric current. Such currents occur naturally in many situations. Lightning is one such phenomenon in which … Read more