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Control Systems
The angle condition used for checking whether any point lies on root locus or not is...........
± (2q + 1) 360o.
± (2q + 1) 180o.
± (2q) 180o.
± (2q) 360o.
± (2q + 1) 360o.
± (2q + 1) 180o.
± (2q) 180o.
± (2q) 360o.
Answer
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Related Question
Control Systems
A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant?
5 sec
6 sec
4 sec
2 sec
5 sec
6 sec
4 sec
2 sec
Answer
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Control Systems
None of the poles of a linear control system lie in the right half of s plane. For a bounded input, the output of this system
could be unbounded.
none of these.
always bounded.
tends to zero.
could be unbounded.
none of these.
always bounded.
tends to zero.
Answer
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Control Systems
The graph of an electrical network has N nodes and B branches. The number of links, L with respect to the choice of a tree, is given by
B + N.
N - 2B - 1.
N - B + 1.
B - N + 1.
B + N.
N - 2B - 1.
N - B + 1.
B - N + 1.
Answer
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Control Systems
The poles of the second order system are at -3 ± j4. The damping ratio of the system is
3/4
4/5
3/7
3/5
3/4
4/5
3/7
3/5
Answer
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Control Systems
Force balancing equation for elastic element (K) is (where, x = displacement)
None of these
K d2x/dt2
K dx/dt
K *x
None of these
K d2x/dt2
K dx/dt
K *x
Answer
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