COPY: PHY103: Introduction to Electric Current and Ohm's Law
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Questions and Answers

Which international system of units is commonly used in physics?

  • International System of Units (SI) (correct)
  • Imperial units
  • Customary units
  • Metric system

    • What are the two fundamental theories of applied physics related to electric circuits?

  • Thermodynamics and fluid dynamics
  • Quantum mechanics and relativity theory
  • Particle physics and nuclear physics
  • Electric circuit theory and electromagnetic theory (correct)

    • What does an electric circuit consist of?

  • A motor, a switch, and a resistor
  • A voltmeter, an ammeter, and a capacitor
  • A generator, an inductor, and a diode
  • A battery, a lamp, and connecting wires (correct)

    • What is the interconnection of electrical elements known as?

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

    Which law relates the voltage, current, and resistance in an electric circuit?

    <p>Ohm's law</p> Signup and view all the answers

    Which unit is used to measure the speed of electron motion?

    <p>Meter per second (m/s)</p> Signup and view all the answers

    What unit is used to measure electric potential?

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

    Which of the following represents the charge of 4,600 electrons?

    <p>$4.600 \times 10^{-19}$ C</p> Signup and view all the answers

    What type of current is relevant in the circuits discussed in the course?

    <p>Direct current (dc)</p> Signup and view all the answers

    How much charge is represented by six million protons?

    <p>$9.36 \times 10^{-8}$ C</p> Signup and view all the answers

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