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Control Systems
When the polynomial is Routh Hurwitz,
none of these.
the function is not real.
all zeroes lie in the right half of the s-plane.
the roots of function have real parts which are to be zero/negative.
none of these.
the function is not real.
all zeroes lie in the right half of the s-plane.
the roots of function have real parts which are to be zero/negative.
Answer
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Related Question
Control Systems
Accurate and reliable output is possible with which of the following system?
None of these
Closed loop control system
Both 1 and 2
Open loop control system
None of these
Closed loop control system
Both 1 and 2
Open loop control system
Answer
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Control Systems
The transfer function of a system is G(s) = 100/((s+1)(s+100)). For unit step input to the system the approximate settling time for 2% criterion is
100 sec
10 sec
4 sec
400 sec
100 sec
10 sec
4 sec
400 sec
Answer
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Control Systems
The phase of lead compensator of the system G ( s ) = ( s + a ) / ( s + b ) is at its maximum at:
√( ab ).
ab.
a / b.
√( a / b).
√( ab ).
ab.
a / b.
√( a / b).
Answer
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Control Systems
The characteristic equation for closed loop system is given as . The value of k for which the system becomes just stable is
6
2
4
8
6
2
4
8
Answer
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Control Systems
The second order system defined by 25/(s2 + 5s + 25) is given a step input. The time taken for the output to settle with in 2 % of input is
0.4 sec.
1.6 sec.
2 sec.
1.2 sec.
0.4 sec.
1.6 sec.
2 sec.
1.2 sec.
Answer
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