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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.
√( ab ).
a / b.
√( a / b).
ab.
√( ab ).
a / b.
Answer
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Related Question
Control Systems
Sparking between the contacts can be reduced by inserting
a capacitor in series with the contacts.
a capacitor in parallel with the contacts.
a reactor in the line.
a resistor in the line.
a capacitor in series with the contacts.
a capacitor in parallel with the contacts.
a reactor in the line.
a resistor in the line.
Answer
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Control Systems
A control system has open loop transfer function . Break away point is lies between
0 and -4.
any of the above.
-4 and -6.
0 and 4.
0 and -4.
any of the above.
-4 and -6.
0 and 4.
Answer
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Control Systems
The transfer function of a linear time invariant system is given as G(s) = 10/(s² + 10s + 10). The steady state value of the output of the system for step input applied at time instant t=2 sec will be
0
undefined
1
infinity
0
undefined
1
infinity
Answer
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Control Systems
A box which tells the effect of inputs on control sub system is known as
State box.
Decision box.
Logical box.
Data Box.
State box.
Decision box.
Logical box.
Data Box.
Answer
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Control Systems
The characteristic equation of a control system is given by What are the angles of asymptotes of the root loci for k ≥ 0?
120°, 180°, 240°
0°, 180°, 300°
60°, 180°, 300°
0°, 120°, 240°
120°, 180°, 240°
0°, 180°, 300°
60°, 180°, 300°
0°, 120°, 240°
Answer
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