Electric Current and Ohm's Law Review
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Questions and Answers

What is the equation for drift velocity?

  • vd = j / na (correct)
  • vd = IV
  • vd = I * na
  • vd = IR

Which equation represents Ohm's Law?

  • I = VR
  • V = I/R (correct)
  • I = KVt
  • V = IR²

How is current density (j) calculated?

  • j = IV
  • j = I / na (correct)
  • j = I * na
  • j = IR

What is the definition of current (I)?

<p>I = K/t (A)</p> Signup and view all the answers

What is the relationship between power (P), current (I), and resistance (R) using Ohm's Law?

<p>P = I²R (C)</p> Signup and view all the answers

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