10.1 Electric Systems and Charge

Cards (45)

  • Like charges attract each other in an electric system
    False
  • Unlike charges repel each other in an electric system
    False
  • Electric charge governs the behavior of electric systems and the forces between charged particles

    True
  • Electric charge is a scalar quantity
    False
  • Order the properties of electric charge according to their descriptions
    1️⃣ Quantization: Charge exists in discrete multiples of the elementary charge \(e\)
    2️⃣ Conservation: The total charge in a closed system remains constant over time
    3️⃣ Attraction/Repulsion: Like charges repel, unlike charges attract
  • The total charge in a closed system remains constant over time.
    True
  • What type of charge do electrons carry?
    Negative
  • What is an electric field?
    Vector field exerting force
  • Protons and electrons are the fundamental units of positive and negative electric charge, respectively.

    True
  • Coulomb's Law states that the electric force between two charges is inversely proportional to the square of the distance
  • The electric force between two charges is inversely proportional to the square of the distance between them

    True
  • The electric force between two charges is inversely proportional to the square of the distance
  • If the distance between two charges doubles, the electric force decreases by a factor of 4

    True
  • Electrostatic equilibrium occurs when charges within a system exert no net force
  • What are the fundamental properties of matter that govern the behavior of an electric system?
    Electric charge and electric field
  • What type of force does the electric field created by two charges of opposite signs generate?
    Attractive force
  • What happens when like charges interact in an electric system?
    They repel
  • What is the direction and magnitude of an electric field determined by?
    Charge configuration
  • What is the interaction between two negatively charged particles?
    Repulsion
  • The conservation of charge states that the total charge in a closed system remains constant
  • Electric charge is quantized in discrete multiples of the elementary charge, which is e
  • What type of charge do protons carry?
    Positive
  • An electric system consists of charges and the electric fields they create.

    True
  • What happens when like charges interact?
    Repel each other
  • What is the mass of an electron?
    9.10938×10−319.10938 \times 10^{ - 31} kg
  • What is the electric force between two charges proportional to?
    Product of their magnitudes
  • What is the mathematical expression for Coulomb's Law?
    F = k \frac{|q_{1} q_{2}|}{r^{2}}</latex>
  • What is the value of the Coulomb constant in SI units?
    8.99 × 10^9 N⋅m^2/C^2</latex>
  • What type of relationship exists between force and charge magnitude in Coulomb's Law?
    Proportional
  • An Electric System consists of electric charges and the electric fields they create
  • Electric fields are vector fields that exert force on charged particles
  • Electric charge is a fundamental property of matter that can be either positive or negative
  • An Electric System consists of electric charges and electric fields
  • Electric charge can be either positive or negative
  • The elementary charge \(e\) is approximately \(1.602 \times 10^{-19}\) Coulombs
    True
  • What formula describes the force between two charged particles according to Coulomb's Law?
    F = k \frac{|q_1 q_2|}{r^2}</latex>
  • Match the property of electric charge with its description:
    Quantization ↔️ Charge exists in discrete multiples of \(e\)
    Conservation ↔️ Total charge in a closed system remains constant
    Attraction/Repulsion ↔️ Like charges repel, unlike charges attract
  • In a neutral atom, the number of protons equals the number of electrons
  • Electric charge is quantized, meaning it exists in discrete multiples of the elementary charge e
  • Protons carry a charge of +e