Control Systems A system is stable for (where GM = Gain Margin and PM = Phase Margin): GM and PM both -ve. PM - ve. GM -ve. GM and PM both +ve. GM and PM both -ve. PM - ve. GM -ve. GM and PM both +ve. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Differentiation of parabolic response is a -------------- response? parabolic step impulse ramp parabolic step impulse ramp ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time constant is defined as the time taken by the response of the system to reach ----------- ? 63% of the final value 100% of the final value 50% of the final value 70.7% of the final value 63% of the final value 100% of the final value 50% of the final value 70.7% of the final value ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) 2/(s² + 2s + 2) 1/(s² + s + 1) All of these 4/(s² + 2s + 4) 2/(s² + 2s + 2) 1/(s² + s + 1) All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 2 sec 6 sec 5 sec 4 sec 2 sec 6 sec 5 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems With regard to filtering property, the lead compensator is bandpass filter band reject filter high pass filter low pass filter bandpass filter band reject filter high pass filter low pass filter ANSWER DOWNLOAD EXAMIANS APP