10th Grade Physics Quiz
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Questions and Answers

What is the time rate of flow of charge called?

  • Electric current (correct)
  • Resistance
  • Power
  • Voltage

    • What is the mathematical form of electric current?

  • I = Q/∆t
  • I = ∆Q/∆t (correct)
  • I = ∆t/∆Q
  • I = Q/t

    • What does the direction of current through a conductor depend on?

  • The flow of positive charge
  • The type of metal in the conductor
  • The flow of negative charge
  • The flow of both positive and negative charges (correct)

    • What is the physical quantity corresponding to the symbol 'I' in the equation I = ∆Q/∆t?

    <p>Electric current</p> Signup and view all the answers

    In what units is electric current measured?

    <p>Amperes</p> Signup and view all the answers

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