A. Frequency response
B. Absolute stability
C. Relative stability
D. Time response
Related Mcqs:
- Which of the following statements is correct for a system with gain margin close to unity or a phase margin close to zero ?
A. The system is relatively stable
B. The system is highly stable
C. The system is highly oscillatory
D. None of the above - Which of the following is the voltage for single phase A.C. system ?
A. 22 V
B. 440 V
C. 5 kV
D. 15 kV
E. None of the above - For three-phase induction motors which of the following is the least efficient method of speed control ?
A. Cascade control
B. Pole changing
C. Rheostat control
D. Combination of cascade and pole changing - Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction ?
A. Reduced current method
B. Tap changing control of transformer
C. Series parallel operation of motors
D. All of the above - A phase lag lead network introduces in the output_______________?
A. lag at all frequencies
B. lag at high frequencies and lead at low frequencies
C. lag at low frequencies and lead at high frequencies
D. none of the above - The phase lag produced by transportation relays_____________?
A. is independent of frequency
B. is inverseh’proportional to frequency
C. increases linearly with frequency
D. decreases linearly with frequency - For 25 kV single phase system power supply frequency is_______________?
A. 60 Hz
B. 50 Hz
C. 25 Hz
D. 16 Hz - _________________method of starting a three phase induction motor needs six terminals ?
A. Star-delta
B. Resistance starting
C. Auto-transformer
D. None of the above - In ________________ method of staging three phase induction motors the starting voltage is not reduced?
A. auto-transformer
B. star-delta
C. slip ring
D. any of the above - In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?
A. 180o
B. 270o
C. 90o
D. 0o
