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Control Systems
Consider the function F(s) = ω/(s²+ω²). Where F(s) = Laplace transform of f(t). The final value of f(t) is equal to
finite constant
zero
a value between -1 and +1
infinite
finite constant
zero
a value between -1 and +1
infinite
Answer
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Related Question
Control Systems
A cascade of three linear time invariant systems is causal and unstable. From this we conclude that
at least one system is unstable and at least one system is causal.
at least one system is causal and all systems are unstable.
the majority are unstable and the majority are causal.
each system in the cascade is individually caused and unstable.
at least one system is unstable and at least one system is causal.
at least one system is causal and all systems are unstable.
the majority are unstable and the majority are causal.
each system in the cascade is individually caused and unstable.
Answer
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Control Systems
What is the type of closed loop system for the plant transfer function G(s) = k/s²(1+Ts) and with unity feedback?
0
3
1
2
0
3
1
2
Answer
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Control Systems
Poles and zeros are arranged alternatively on negative real axis, then type of network is/are
RC network.
RL network.
Both 2 and 3.
LC network.
RC network.
RL network.
Both 2 and 3.
LC network.
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?
3/5
1
1/4
0
3/5
1
1/4
0
Answer
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Control Systems
Transient state analysis depends on which of the following?
type of system
nether 1 nor 2
both 1 and 2
order of system
type of system
nether 1 nor 2
both 1 and 2
order of system
Answer
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