Solved papers for JEE Main & Advanced JEE Main Solved Paper-2015

done JEE Main Solved Paper-2015 Total Questions - 1

• question_answer1) On a hot summer night, the refractive index of air is smallest near the ground and increases with height from the ground. When a light beam is directed horizontally, the Huygens? principle leads us to conclude that as it travels, the light beam : [JEE Main Solved Paper-2015 ]
  A)
  bends downwards         
  done clear
  B)
  bends upwards
  done clear
  C)
  becomes narrower
  done clear
  D)
  goes horizontally without any deflection
  done clear
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