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Electrical network - Quiz
Contributed by: Davies
  • 1. What do electrical engineers need to predict to design any electrical circuit?
A) Only voltages at specific nodes
B) Power consumption and frequency
C) Resistance and capacitance values only
D) Voltages and currents at all places within the circuit
  • 2. How can simple linear circuits be analyzed by hand?
A) Using Gaussian elimination only
B) Using complex number theory
C) Using piecewise-linear approximation
D) Using hydraulic analogies
  • 3. What is used in more complex cases to analyze circuits besides estimation techniques?
A) Manual calculations
B) Specialized computer programs
C) Circuit prototypes
D) Continuity tests
  • 4. What is an example of an analog circuit simulator mentioned in the text?
A) GNUCAP
B) HSPICE
C) Simulink
D) SapWin
  • 5. What languages allow engineers to design circuits without building physical prototypes?
A) HTML and XML
B) C++ and Python
C) VHDL-AMS and verilog-AMS
D) Java and SQL
  • 6. What are the benefits of using circuit simulation software instead of building prototypes?
A) Increasing circuit voltage limits
B) Simplifying network topology
C) Eliminating the need for software
D) Avoiding time, cost and risk of error
  • 7. Which software can be used to analyze more complex circuits numerically?
A) SPICE or GNUCAP
B) HSPICE
C) SapWin
D) PLECS
  • 8. Which software can be used to analyze circuits symbolically?
A) SPICE
B) GNUCAP
C) HSPICE
D) SapWin
  • 9. What does software try to find first when faced with a new circuit?
A) A steady state solution
B) A small-signal estimate
C) A prototype filter
D) A piecewise-linear model
  • 10. In a steady state solution, all nodes must conform to which law?
A) Maxwell's analogy
B) Ohm's Law
C) Superposition theorem
D) Kirchhoff's current law
  • 11. What is obtained once the steady state solution is found and operating points are known?
A) The hydraulic analogy
B) The operating points of each element
C) The netlist representation
D) The continuity test results
  • 12. For a small signal analysis, what can be done to every non-linear element?
A) It can be removed from the circuit
B) It can be linearized around its operation point
C) It can be replaced with a diode
D) It can be treated as a battery
  • 13. What is the small-signal estimate used to obtain for voltages and currents?
A) A schematic diagram
B) A hydraulic model
C) A linear circuit matrix
D) An AC power analysis
  • 14. The linearization of non-linear elements around an operating point is an application of which law?
A) Firestone analogy
B) Ohm's Law
C) Trent analogy
D) Kirchhoff's current law
  • 15. How can the resulting linear circuit matrix be solved?
A) With a continuity test
B) With a network analyzer
C) With a prototype filter
D) With Gaussian elimination
  • 16. Which software interface uses piecewise-linear approximation of element equations?
A) HSPICE
B) SapWin
C) PLECS interface to Simulink
D) GNUCAP
  • 17. In piecewise-linear approximation, how is the circuit treated?
A) As a non-linear matrix of transistors
B) As an hydraulic system
C) As a completely linear network of ideal diodes
D) As a collection of AC power sources
  • 18. When does the configuration of the linear network change in piecewise-linear approximation?
A) When the steady state solution is found
B) Every time a diode switches from on to off or vice versa
C) During Gaussian elimination
D) Every time the voltage reaches zero
  • 19. What happens when you add more detail to the approximation of equations?
A) It simplifies the linear circuit matrix
B) It eliminates the need for diodes
C) It decreases the simulation time and increases accuracy
D) It increases the accuracy of the simulation, but also increases its running time
  • 20. Which of the following is listed under representation?
A) Mesh analysis
B) Continuity test
C) Bridge circuit
D) Circuit diagram
  • 21. Which of the following is included under circuit representation?
A) Potential divider
B) Impedance analogy
C) Schematic
D) Superposition theorem
  • 22. What representation format is listed alongside circuit diagram and schematic?
A) Network analyzer
B) Netlist
C) Topology
D) RC circuit
  • 23. Which method is listed under design and analysis methodologies?
A) Circuit diagram
B) AC power network analyzer
C) Hydraulic analogy
D) Superposition theorem
  • 24. Which of these is a design and analysis methodology?
A) Continuity test
B) Bridge circuit
C) Mesh analysis
D) Schematic
  • 25. What type of filter is listed under design and analysis methodologies?
A) Passive filter
B) Active filter
C) Digital filter
D) Prototype filter
  • 26. Which mathematical or topological concept is listed under design and analysis methodologies?
A) Impedance analogy
B) HSPICE simulation
C) Topology (electronics)
D) Piecewise-linear approximation
  • 27. Which measurement tool is specifically mentioned for electrical networks?
A) Oscilloscope
B) Network analyzer (electrical)
C) Digital multimeter
D) Spectrum analyzer
  • 28. Which power-related measurement tool is listed in the text?
A) DC power meter
B) Network analyzer (AC power)
C) Bridge circuit analyzer
D) Resistive continuity tester
  • 29. What type of test is listed under measurement?
A) Steady state test
B) Voltage drop test
C) Diode switching test
D) Continuity test
  • 30. Which analogy compares circuits to fluid systems?
A) Firestone analogy
B) Maxwell analogy
C) Hydraulic analogy
D) Trent analogy
  • 31. What is another name for the impedance analogy?
A) Maxwell analogy
B) Firestone analogy
C) Trent analogy
D) Hydraulic analogy
  • 32. What is another name for the mobility analogy?
A) Firestone analogy
B) Mechanical analogy
C) Trent analogy
D) Maxwell analogy
  • 33. What is another name for the through and across analogy?
A) Trent analogy
B) Firestone analogy
C) Hydraulic analogy
D) Maxwell analogy
  • 34. Which analogy type involves mechanical and electrical comparisons?
A) Piecewise-linear models
B) Steady state solutions
C) Kirchhoff network topologies
D) Mechanical–electrical analogies
  • 35. Which specific topology uses a bridge configuration?
A) Bridge circuit
B) RC circuit
C) Series and parallel circuits
D) Potential divider
  • 36. Which circuit topology consists of an inductor and a capacitor?
A) LC circuit
B) RLC circuit
C) RC circuit
D) RL circuit
  • 37. Which circuit topology consists of a resistor and a capacitor?
A) LC circuit
B) RC circuit
C) Bridge circuit
D) RL circuit
  • 38. Which circuit topology consists of a resistor and an inductor?
A) RC circuit
B) LC circuit
C) Potential divider
D) RL circuit
  • 39. Which circuit topology contains a resistor, an inductor, and a capacitor?
A) RC circuit
B) LC circuit
C) RLC circuit
D) RL circuit
  • 40. Which specific topology divides voltage levels?
A) Bridge circuit
B) Prototype filter
C) Potential divider
D) Mesh analysis
  • 41. Which basic circuit configurations are listed at the end of the text?
A) Linear and non-linear circuits
B) Series and parallel circuits
C) Analog and digital circuits
D) Steady state and transient circuits
  • 42. According to Kirchhoff's voltage law, what must the directed sum of electrical potential differences around a loop be?
A) Zero
B) Equal to the total resistance
C) Equal to the source voltage
D) Constant and positive
  • 43. To what type of networks can electrical laws generally be extended?
A) Time-varying networks
B) Networks containing nonlinear components
C) Networks containing reactances
D) Networks without any resistors
  • 44. What property do linear electrical networks have?
A) Resistance changes randomly over time
B) Signals are linearly superimposable
C) Signals always cancel each other out
D) Voltage and current are completely unrelated
  • 45. What are discrete passive components called in the lumped-element model?
A) Lumped elements
B) Transmission lines
C) Distributed elements
D) Active sources
  • 46. What design model is needed when the lumped assumption fails?
A) The resistive-network model
B) The distributed-element model
C) The DC-response model
D) The passive-source model
  • 47. What is a distributed-element circuit that includes some lumped components called?
A) An ideal voltage network
B) A fully saturated circuit
C) A semi-lumped design
D) A nonlinear electronic circuit
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