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The density and mobility of electrons in a conductor are respectively 1020/cm3 and 800 cm2/V-s. If a uniform electric field of 1 V/cm exists across this conductor, then the electron current density would be approximately
  • a)
    11 kA/cm2
  • b)
    9 kA/cm2
  • c)
    13 kA/cm2
  • d)
    18 kA/cm2
Correct answer is option 'C'. Can you explain this answer?
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The density and mobility of electrons in a conductor are respectively 1020/cm3 and 800 cm2/V-s. If a uniform electric field of 1 V/cm exists across this conductor, then the electron current density would be approximatelya)11 kA/cm2b)9 kA/cm2c)13 kA/cm2d)18 kA/cm2Correct answer is option 'C'. Can you explain this answer?
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