Automatic Control Systems Questions

• A stepper motor is
• The phase margin and damping ratio have no relation.
• In the given figure the input is x(t) = A sin ωt. The steady state output y(t) =
• In the given figure x6 =
• The system in the given figure, has
• In the given figure, if R = XC, voltage gain is
• A unity feedback system has open loop transfer function The closed loop transfer function is
• The compensator of the given figure is a
• From the noise point of view, bandwidth should
• Assertion (A): Potentiometers can not be used as error detectors in position control systems. Reason (R): The resolution of a potentiometer places an upper limit on its accuracy
• For the transport lag G(jω) = e-jωT, the magnitude is always equal to
• A negative feedback system has . The closed loop system is stable for
• For the system of the given figure the transfer function =
• Stepper motors find applications in
• The log magnitude curve for a constant gain K is a
• For the system in the given figure,
• In an integral controller
• For the system of the given figure the transfer function is
• Whether a linear system is stable or unstable that it
• For very low frequencies, v0/vi in the given figure equals