Cant understand this line in the book(semiconductor nightmare 4)

  • Thread starter nhrock3
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Main Question or Discussion Point

2v3mnpx.jpg

in the marked red line
how they comeup with the fact the the velocity increases by this amount
?
i didnt see this expression before in this book
 

Answers and Replies

  • #2
tiny-tim
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how they comeup with the fact the the velocity increases by this amount
Hi nhrock3! :smile:

F = ma = m(dv/dt) …

In this case, F = qE = -eE, so m(dv/dt) = qE, so ∆v = -eEt/m. :wink:
 
  • #3
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thanks :)
 

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