Solved papers for JEE Main & Advanced JEE Main Paper (Held On 25 April 2013)

done JEE Main Paper (Held On 25 April 2013) Total Questions - 1

• question_answer1)                 A 12.5 eV electron beam is used to bombard gaseous hydrogen at room temperature. It will emit:     JEE Main Online Paper ( Held On 25  April 2013 )
  A)
                  2 lines in the Lyman series and I line in the Balmar series
  done clear
  B)
                                         3 lines in the Lyman series
  done clear
  C)
                                         1 line in the Lyman series and 2 lines in the balmar series
  done clear
  D)
                                         3 lines in the balmer series
  done clear
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