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Control Systems
The initial slope of Bode plot for a transfer function having no poles at the origin is
0 dB/decade
-20dB/decade.
-10dB/decade.
+10dB/decade.
0 dB/decade
-20dB/decade.
-10dB/decade.
+10dB/decade.
Answer
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Related Question
Control Systems
Which of the following is/are the characteristics of negative feedback control system?
Reduction in gain at the expense of better stability
Rejection of disturbance signals
All of these
Low sensitivity to parameter variations
Reduction in gain at the expense of better stability
Rejection of disturbance signals
All of these
Low sensitivity to parameter variations
Answer
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Control Systems
Two identical first order systems have been cascaded non interactively. The unit step response of the systems will be
critical damped
Over damped
under damped
un damped
critical damped
Over damped
under damped
un damped
Answer
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Control Systems
The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at
-2,-2
-2,-1
-2+j,-2-j
-2,2
-2,-2
-2,-1
-2+j,-2-j
-2,2
Answer
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Control Systems
Transfer function of zero order hold response is
(1 / s) × (1 - e-st).
(1 / s) × (1 - est).
(s) × (1 - est).
(1 / s) × e-st.
(1 / s) × (1 - e-st).
(1 / s) × (1 - est).
(s) × (1 - est).
(1 / s) × e-st.
Answer
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Control Systems
To achieve the optimum transient response, the indicating instruments are so designed as to
be undamped.
provide damping which is slightly more than the critical value.
be critically damped.
provide damping which is slightly less than the critical value.
be undamped.
provide damping which is slightly more than the critical value.
be critically damped.
provide damping which is slightly less than the critical value.
Answer
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