Automatic Control Systems A conditionally stable system is stable for the value of gain between two critical values. It is unstable if None of these The gain is decreased below lower critical value Both A and B The gain is increased beyond upper critical value None of these The gain is decreased below lower critical value Both A and B The gain is increased beyond upper critical value ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The effect of adding poles and zeros can be determined quickly by Root locus Nyquist plot Bode plot Nichols chart Root locus Nyquist plot Bode plot Nichols chart ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For type 1 system the velocity lag error is Inversely proportional to gain constant Directly proportional to gain constant Independent of gain constant Inversely proportional to bandwidth of system Inversely proportional to gain constant Directly proportional to gain constant Independent of gain constant Inversely proportional to bandwidth of system ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Transport lag usually exists in Pneumatic systems Thermal, hydraulic and pneumatic systems Thermal systems Hydraulic systems and thermal systems Pneumatic systems Thermal, hydraulic and pneumatic systems Thermal systems Hydraulic systems and thermal systems ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following features is not associated with Nichols chart? It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system M loci are centred about (0 dB, -180°) point It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system M loci are centred about (0 dB, -180°) point ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In force current analogue, mechanical mobility is analogous to Admittance Y Conductance G Reactance X Impedance Z Admittance Y Conductance G Reactance X Impedance Z ANSWER DOWNLOAD EXAMIANS APP