What is GAGAN? GAGAN is an acronym for G PS A ided G EO A ugmented N avigation. It is a Space Based Augmentation System ( SBAS ) jointly developed by ISRO and AAI to provide the best possible navigational services over Indian FIR (Flight Information Region) with the capability of expanding to neighbouring FIRs. GAGAN is a system of satellites and ground stations that provide GPS signal corrections, giving you better position accuracy. GPS alone does not meet the ICAOs navigational requirements for accuracy, integrity and availability. GAGAN corrects for GPS signal errors caused by Ionospheric disturbances, timing and satellite orbit errors and also it provides vital information regarding the health of each satellite. Services Offered Aviation, Forest management, Railways signalling, Scientific Research for Atmospheric Studies, Natural Resource and Land Management, Location based services, Mobile, Tourism. For more d...
Note :Tips Taken from the UPSC Aspirants who failed in prelims in one or two attempts and get successful in Qualifying prelims,plus mains and Interview finally selection list. Strict to follow only for prelims 1) News Paper reading must only for the exam point of view. 2)Maintaining a self notes while reading subjects for quick revision in last minute 3) Takeing test series in offline or online (Min 50 max 100 tests to be taken, or more, on Subject wise and Full length tests) 4) Always limit the resources. 5) Revision at least twice, the notes you prepared for prelims. 6) Never neglect the paper 2 in Learning concepts and practiceing. (Time management is very important) Note : Analysing the 2019 and 2020 prelims papers, we come across that upsc question pattern lengthen and more reasoning based question which consume time more in reading the options. So aspirants must be consciousness w...
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