Solved papers for JEE Main & Advanced AIEEE Solved Paper-2003

done AIEEE Solved Paper-2003 Total Questions - 2

• question_answer1) When \[{{U}^{238}}\] nucleus originally at rest, decays by emitting an alpha particle having a speed u, the recoil speed of the residual nucleus is     AIEEE  Solved  Paper-2003
  A)
  \[\frac{4\,u}{238}\]                                        
  done clear
  B)
  \[-\frac{4\,u}{238}\]                      
  done clear
  C)
  \[\frac{4\,u}{234}\]        
  done clear
  D)
        \[-\frac{4\,u}{238}\]
  done clear
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• question_answer2) Which of the following cannot be emitted by radioactive substances during their decay?     AIEEE  Solved  Paper-2003
  A)
   Protons              
  done clear
  B)
  Neutrinos                           
  done clear
  C)
  Helium nuclei     
  done clear
  D)
        Electrons
  done clear
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