Solved papers for JEE Main & Advanced JEE Main Paper (Held On 12 May 2012)

done JEE Main Paper (Held On 12 May 2012) Total Questions - 1

• question_answer1) We wish to make a microscope with the help of two positive lenses both with a focal length of 20 mm each and the object is positioned 25 mm from the objective lens. How far apart the lenses should be so that the final image is formed at infinity?   JEE Main Online Paper (Held On 12 May 2012)
  A)
  20mm                                  
  done clear
  B)
                         100mm
  done clear
  C)
                         120mm    
  done clear
  D)
                         80mm
  done clear
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