Automatic Control Systems A conditionally stable system is stable for the value of gain between two critical values. It is unstable if Both A and B The gain is increased beyond upper critical value The gain is decreased below lower critical value None of these Both A and B The gain is increased beyond upper critical value The gain is decreased below lower critical value None of these ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A lead compensator None of these Increases the stability margin Increases the stability margin and speeds up the transient-response. Speeds up the transient response None of these Increases the stability margin Increases the stability margin and speeds up the transient-response. Speeds up the transient response ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For any transfer function, the constant phase angle loci are A family of circles Either (a) or (b) A family of straight lines Neither (a) nor (b) A family of circles Either (a) or (b) A family of straight lines Neither (a) nor (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Temperature is analogous to Flux None of these Charge Voltage Flux None of these Charge Voltage 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 1, 2 and 3 3 and 4 1 and 2 All 1, 2 and 3 3 and 4 1 and 2 All ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If poles lie in first quadrant, damping ratio is Zero 1 More than 1 less than 1 Zero 1 More than 1 less than 1 ANSWER DOWNLOAD EXAMIANS APP
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