A. Impulse
B. Unit step
C. Frequency
D. None of these
Related Mcqs:
- The amplitude ratio for the sinusoidal response of a _____________ is 1?
A. First order system
B. Second order system
C. Transportation lag
D. None of these - Phase lag of the sinusoidal response of a first order system is _________________?
A. 120°
B. 30°
C. 180°
D. 90° - The amplitude ratio for the sinusoidal response of __________ is < 1?
A. Transportation lag
B. First order system
C. Second order system
D. None of these - Phase lag of the frequency response of a second order system to a sinusoidal forcing function______________?
A. Is 30°
B. Is 90° at the most
C. Approaches 180° asymptotically
D. Is 120° - A sinusoidal variation in the input passing through a linear first order system _________________?
A. Becomes more oscillatory (frequency increases)
B. Becomes less oscillatory (frequency decreases)
C. Gets amplified (magnitude increases)
D. Gets attenuated (magnitude decreases) - What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system ?
A. 1
B. > 1
C. < 1
D. None of these - A first order system with unity gain and time constant η is subjected to a sinusoidal input of frequency w = 1/η. The amplitude ratio for this system is______________?
A. 1
B. 0.5
C. 1/√2
D. 0.25 - Bode diagram are generated from output response of the system subjected to which of the following input ?
A. Impulse
B. Step
C. Ramp
D. Sinusoidal - A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is______________?
A. 45°
B. -90°
C. -180°
D. -45° - Stabilising time for the controllers is the time required for the response to reach _____________ percent of its ultimate value?
A. 63.2
B. 87.5
C. 95
D. 100
