Dynamic System Application
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A question pack on dynamic systems and controls.
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Voltage in electrical systems is analogous to ______________ in fluid systems.
Flow
Pressure
Current
Torque
How many types of electric power source are there in electrical systems?
Two
Three
Four
Five
Which of the following are components of electrical systems?
Capacitor
Inductor
Resistor
All of the above
Which of the following is an example of static dynamic system?
Gear train
Four‑bar linkage
Transformer
All of the above
Which of the following is NOT a method of modeling electrical systems?
Loop method
Node method
Complex impedances
Perimeter method
Bode’ plots are based on which of the following?
Time
Frequency
Both A and B
None of the above
Decibels in Bode’ plot is used to measure which of the following?
Power gain
Phase
Margin
Percentage overshoot
In Bode’ plot frequency is plotted in ______________.
Decibels
Logarithmic scale
Degrees
Percentage overshoot
In Bode’ plot magnitude is plotted in ______________.
Decibels
Logarithmic scale
Degrees
Percentage overshoot
In Bode’ plot phase is plotted in ______________.
Decibels
Logarithmic scale
Degrees
Percentage overshoot
Which of the following about Nyquist plots is true?
A Nyquist plot uses the same plot to display amplitude and phase.
A Nyquist plot cannot depict if a system is stable or unstable.
Both A and B
None of the above
In control systems, the device which measures what the system is doing is also known as which of the following?
Sensor
Input
Plant
None of the above
In control systems, the system to be controlled is also known as which of the following?
Sensor
Input
Plant
None of the above
Many heating systems use what type of control?
Proportional control
Integral control
On‑Off control
Derivative control
The thermostat in homes is an example of which of the following?
Proportional
Integral
On‑Off
Derivative
Digital control systems have been accelerated by the invention of ______________.
Vacuum tubes
Transformers
Microprocessors
Opamps
Which of the following regarding digital control systems is false?
Digital control system uses digital computers.
Digital control system uses digital signals.
Measured data is converted from analog to digital.
Measured data is converted from digital to analog.
Which of the following regarding manipulation of digital control is true?
Manipulation is done in digital form.
Manipulation is done in analog form.
Both A and B
None of the above
Which of the following regarding many systems is true?
Many systems are analog.
Many systems are digital.
Both A and B
None of the above
Which of the following regarding performance of linear digital systems is true?
Performance of analog is greater than performance of digital.
Performance of analog is less than performance of digital.
Performance of analog is equal to performance of digital.
None of the above
Which of the following regarding performance of nonlinear digital systems is true?
Performance of analog is greater than performance of digital.
Performance of analog is less than performance of digital.
Performance of analog is equal to performance of digital.
None of the above.
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