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Control Systems
Sparking between the contacts can be reduced by inserting
a capacitor in parallel with the contacts.
a capacitor in series with the contacts.
a reactor in the line.
a resistor in the line.
a capacitor in parallel with the contacts.
a capacitor in series with the contacts.
a reactor in the line.
a resistor in the line.
Answer
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Related Question
Control Systems
Based on relation between the arm impedances the filters can be categorized into how many types?
3.
2.
4.
Not classified at all.
3.
2.
4.
Not classified at all.
Answer
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Control Systems
The type of a control system is obtained from -------------- transfer function?
both open loop and closed loop
open loop
none of above.
closed loop
both open loop and closed loop
open loop
none of above.
closed loop
Answer
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Control Systems
A property of phase lead compensation is that the
bandwidth of closed loop system is reduced.
rise time of closed loop system is reduced.
overshoot is increased.
gain margin is reduced.
bandwidth of closed loop system is reduced.
rise time of closed loop system is reduced.
overshoot is increased.
gain margin is reduced.
Answer
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Control Systems
In frequency response analysis of second order system, the error at corner frequency is
10 logξ
-20 log2ξ
20 log2ξ
-10 logξ
10 logξ
-20 log2ξ
20 log2ξ
-10 logξ
Answer
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Control Systems
A second order control system has F(jω) = 100/(100 - ω² + 10√2 jω). Find the resonant peak?
1.5
1
0.5
0.707
1.5
1
0.5
0.707
Answer
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