Question Practice on Nyquist Starter Quiz

Which one of the following statements is true about the Nyquist plot of the factor (Ts + 1), as the frequency is varied to 0 to ∞?

In the Polar Plot shown below, in which region should the point (–1, 0) lie so that the system is stable?

The polar plot of given transfer function is

The open loop transfer function is given below

The number of anticlockwise encirclements about (–1, 0) point for the system to be stable_______.

From the below given Nyquist plot, calculate the number of open loop poles on the right hand side of s-plane for the closed loop system to be stable.

The open loop transfer functions of a unity feedback system is , the maximum value of ‘k’ for the stability of a system is _______ (Rounded up to two decimal value)