Solved papers for JEE Main & Advanced JEE Main Solved Paper-2014

done JEE Main Solved Paper-2014 Total Questions - 1

• question_answer1) The radiation corresponding to \[3\to 2\]transition of hydrogen atom falls on a metal surface to produce photoelectrons. These electrons are made to enter a magnetic field of \[3\times {{10}^{-4}}T.\]If the radius of the largest circular path followed by these electrons is 10.0 mm, the work function of the metal is close to:   JEE Main  Solved  Paper-2014
  A)
  0.8 eV                  
  done clear
  B)
  1.6 eV
  done clear
  C)
  1.8 eV                  
  done clear
  D)
  1.1 eV
  done clear
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