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 Both A and B The gain is decreased below lower critical value The gain is increased beyond upper critical value None of these Both A and B The gain is decreased below lower critical value The gain is increased beyond upper critical value ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following can be used as a rotating amplifier in a control system? 1. Amplidyne 2. Separately excited dc generator 3. Synchro 4. Self excited dc generator All 1 and 2 3 and 4 1, 2 and 3 All 1 and 2 3 and 4 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In control systems the output of sensor usually, is Analog electrical signal Mechanical signal Digital electrical signal Analog or digital electrical signal Analog electrical signal Mechanical signal Digital electrical signal Analog or digital electrical signal ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems M circles are symmetrical with respect to M = 1 straight line M = 1 straight line and real axis Real and imaginary axis M = 1 straight line and imaginary axis M = 1 straight line M = 1 straight line and real axis Real and imaginary axis M = 1 straight line and imaginary axis ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Temperature is analogous to Charge None of these Flux Voltage Charge None of these Flux Voltage ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A system is highly oscillatory if Gain margin is close to 1 or phase margin is zero Gain margin is close to 1 Gain margin is high Gain margin is high and phase margin is 180° Gain margin is close to 1 or phase margin is zero Gain margin is close to 1 Gain margin is high Gain margin is high and phase margin is 180° ANSWER DOWNLOAD EXAMIANS APP
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