If root loci plots of a particular control system do not intersect the imaginary axis at any point, then the gain margin of the system will be:

Related MCQs

• The critical value of gain for a system is 40 and gain margin is 6dB. The system is operating at a gain of:
• Which one of the following is not the property of root loci?
• Consider the following statements regarding root loci:
• The addition of open loop zero pulls the root loci towards:
• If a Nyquist plot of G (jω) H (jω) for a closed loop system passes through (-2, j0) point in GH plane, what would be the value of gain margin of the system in dB?
• In polar plots, what does each and every point represent w.r.t magnitude and angle?
• Roots with higher multiplicity on the imaginary axis makes the system :
• Roots on the imaginary axis makes the system :
• If the gain of the open loop system is doubled, the gain of the system is :
• Constant M- loci: