Automatic Control Systems Magnetic amplifier is used for Frequency amplification Power amplification Current amplification Voltage amplification Frequency amplification Power amplification Current amplification Voltage amplification ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Bandwidth is proportional to speed of response. True False True False 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 and 2 All 1, 2 and 3 3 and 4 1 and 2 All 1, 2 and 3 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If the poles lie in second quadrant, damping ratio is zero 1 less than 1 more than 1 zero 1 less than 1 more than 1 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
Automatic Control Systems Nyquist stability criterion uses open loop frequency response characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
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