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WorksheetsControl system Quiz 2
Total questions: 10
Worksheet time: 5mins
What is the technique to solve stability problem?
Cramer's rule
Block reduction
Routh Hurwits Criterion
A linear system is stable if it is able to give the same output when used to measure a constant input over a period of time
True
False
If the poles of system is in the left half of the complex s-plane, the system is (a)
When build Routh table, in the most left column, fill the sn starting with the _________
Lowest
Highest
Tick the right step when fill in the Routh table
Fill the table with the coefficients from the characteristic equation (denominator)
Fill the 2nd row with the skipped coefficients
Fill the rest of the table with the modified determinant formula
Interpret the first column of Routh table to see changes of sign
Identify poles location
When there is Zero in the first column in Routh table
The system is unstable
Replace with ε to carry on with the calculation
Which system conveniently see the impact of poles and zeros on phase and gain margin?
Root locus
Nyquist plot
Routh Hurwitz criterion
Bode Plot
If poles of system are lying on the imaginary axis in s-plane, the system will be
Unstable
Marginally stable
Conditionally stable
Stable
Phase margin of a system is used to specify which of the following ?
Frequency response
Relative stability
Time response
Absolute stability
Which one of the following methods can determine the closed loop system resonance frequency operation?
Root locus method
Nyquist method
Bode plot
M and N circle
