Solved papers for JEE Main & Advanced AIEEE Solved Paper-2004

done AIEEE Solved Paper-2004 Total Questions - 4

• question_answer1) When\[n-p-n\]transistor is used as an amplifier
  A)
  electrons move from base to collector
  done clear
  B)
  holes move from emitter to base
  done clear
  C)
  electrons move from collector to base
  done clear
  D)
  holes move from base to emitter
  done clear
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• question_answer2) For a transistor amplifier in common emitter configuration for load impedance of \[1\,k\Omega ({{h}_{fe}}=50\]and \[{{h}_{oe}}\,=25\,\,\,\mu A/V\]), the current gain is
  A)
  \[-5.2\]                
  done clear
  B)
         \[-15.7\]              
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  C)
         \[-24.8\]              
  done clear
  D)
         \[-48.78\]
  done clear
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• question_answer3) The manifestation of band structure in solids is due to
  A)
  Heisenberg's uncertainty principle
  done clear
  B)
  Pauli's exclusion principle
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  C)
  Bohr's correspondence principle
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  D)
  Boltzmann's law
  done clear
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• question_answer4) When\[p-n\]junction diode is forward biased, then,
  A)
  the depletion region is reduced and barrier height is increase
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  B)
  the depletion region is widened and barrier height is reduced
  done clear
  C)
  both the depiction region and barrier height are reduced
  done clear
  D)
  both the depletion region and barrier height are increased
  done clear
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