Kirchhoff's Laws Experiment No.5
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Questions and Answers

According to Kirchhoff's current law, what does the sum of the currents flowing TO a node point equal to?

  • The sum of the voltages across each series component
  • The sum of the currents flowing AWAY from that point (correct)
  • The total voltage across the circuit
  • The total current entering the junction
  • In any circuit, what can be added to find the total voltage across each series component carrying the same current?

  • The total current entering a junction
  • The voltages across each series component (correct)
  • The sum of the currents flowing AWAY from a node point
  • The sum of the currents flowing TO a node point
  • What does Kirchhoff's laws relate to?

  • Conservation of energy (correct)
  • Conservation of charge
  • Conservation of mass
  • Conservation of momentum
  • According to Kirchhoff's current law, what must equal the sum of current leaving a junction?

    <p>The total current entering a junction</p> Signup and view all the answers

    What is Kirchhoff's current law based upon?

    <p>The fact that at any connecting point in a network, the sum of the currents flowing toward the point is equal to the sum of the currents flowing away from the point</p> Signup and view all the answers

    What does Kirchhoff's current law illustrate in a circuit?

    <p>The sum of the currents flowing TO and FROM a node point</p> Signup and view all the answers

    According to Kirchhoff's current law, what is the algebraic sum of the currents at a node?

    <p>Equal to zero</p> Signup and view all the answers

    In accordance with Kirchhoff’s voltage law, what constitutes a voltage rise?

    <p>Moving from positive to negative</p> Signup and view all the answers

    In the Kirchhoff voltage equation for the given figure, why does V2 appear as a voltage drop?

    <p>Due to moving from negative to positive</p> Signup and view all the answers

    What does Kirchhoff’s current law enable us to do when there are four branch currents entering and leaving a node point?

    <p>Find the fourth branch current if three are known</p> Signup and view all the answers

    What is the main purpose of using the DC circuit trainer in the procedure described?

    <p>To verify Kirchhoff's current law and voltage law</p> Signup and view all the answers

    The current flowing through R2 can be obtained using the voltage divider rule.

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

    The current divider rule is used to calculate the voltage and current of resistors in a circuit.

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

    The practical and theoretical results of the circuit experiments will always match exactly.

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

    The voltage division rule is used to calculate V out for a given circuit, ignoring the internal resistance of the source E.

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

    Using only the current divider formula, I1, I2, I3, and I5 can be determined when I4 = 4A in the given circuit.

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

    The Voltage Divider Rule states that the voltage across an element in a series circuit is equal to the resistance of the element divided by the total resistance of the series circuit and multiplied by the total impressed current.

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

    The Voltage Divider Rule expression is only valid if different currents flow through all the resistors in the series circuit.

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

    The Current Divider Rule states that the current through one of two parallel branches is equal to the resistance of the other branch divided by the sum of the resistances of the two parallel branches and multiplied by the total voltage entering the two parallel branches.

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

    The Current Divider Rule is applicable only when there are different voltages across the two parallel branches.

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

    The Voltage Divider Rule and Current Divider Rule can be used to analyze both DC and AC circuits.

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

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