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Control Systems
When compared to a 1st order LPF, a 2nd order LPF has
higher cut off frequency.
lower voltage gain.
faster drop in filter response.
higher voltage gain.
higher cut off frequency.
lower voltage gain.
faster drop in filter response.
higher voltage gain.
Answer
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Related Question
Control Systems
Resonant peak of a marginally stable system is
any of the above
finite value
0
infinite
any of the above
finite value
0
infinite
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:
√( a / b).
ab.
a / b.
√( ab ).
√( a / b).
ab.
a / b.
√( ab ).
Answer
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Control Systems
The system is initially critical damped. If the gain of the system is doubled, then it will exhibit
critical damped characteristics.
under damped characteristics.
undamped characteristics.
over damped characteristics.
critical damped characteristics.
under damped characteristics.
undamped characteristics.
over damped characteristics.
Answer
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Control Systems
The phase margin of a system having the loop transfer function G(s)H(s) = 2√3/s(s+1) is
30°
80°
60°
45°
30°
80°
60°
45°
Answer
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Control Systems
The type of a control system is obtained from -------------- transfer function?
closed loop
open loop
none of above.
both open loop and closed loop
closed loop
open loop
none of above.
both open loop and closed loop
Answer
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