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Control Systems
Force balancing equation for elastic element (K) is (where, x = displacement)
K dx/dt
K d2x/dt2
None of these
K *x
K dx/dt
K d2x/dt2
None of these
K *x
Answer
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Related Question
Control Systems
Consider a point S = -3 + j4 in the s-plane. Then for a system with the open loop transfer function ?
either 1 or 2
None of these
S is on root locus
S is not on root locus
either 1 or 2
None of these
S is on root locus
S is not on root locus
Answer
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Control Systems
Transient state analysis depends on which of the following?
type of system
order of system
both 1 and 2
nether 1 nor 2
type of system
order of system
both 1 and 2
nether 1 nor 2
Answer
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Control Systems
The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the final value?
1/4
3/5
1
0
1/4
3/5
1
0
Answer
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Control Systems
For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ?
0.087
0.707
0.07
0.87
0.087
0.707
0.07
0.87
Answer
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Control Systems
The closed loop transfer function of a unity feedback control system is 9/(s² + 3s + 9), then the type of the system is
2
0
1
3
2
0
1
3
Answer
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