Solved papers for JEE Main & Advanced AIEEE Solved Paper-2012

done AIEEE Solved Paper-2012 Total Questions - 1

• question_answer1) A radar has a power of 1kW and is operating at a frequency of 10 GHz. It is located on a mountain top of height 500m. The maximum distance upto which it can detect object located on the surface of the earth (Radius of earth \[=6.4\times {{10}^{6}}m\]) is :   AIEEE  Solved  Paper-2012
  A)
   80 km                     
  done clear
  B)
  16 km
  done clear
  C)
  40 km                      
  done clear
  D)
  64 km
  done clear
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