Q.1
If any term in the first column of a Routh array becomes zero, then
Q.2
DC tachogenerator can be used in
Q.3
A conditionally stable system is stable for the value of gain between two critical values. It is unstable if
Q.4
Which dc servomotor requires strongest permanent magnet?
Q.5
Which of the following is used to obtain output position in a position control system?
Q.6
Temperature is analogous to
Q.7
A system is highly oscillatory if
Q.8
In a two phasor servomotor, the direction of rotation of the rotating field depends on
Q.9
Which of the following is correct?
Q.10
The distance of poles from origin depends on
Q.11
In force current analogy, displacement x is analogous to
Q.12
If the poles lie in second quadrant, damping ratio is
Q.13
Which of the following is open loop system?
Q.14
The poles with greater displacement from the real axis correspond to
Q.15
The permanent magnet field system of brushless dc servo- motor is generally on
Q.16
For any transfer function, the constant phase angle loci are
Q.17
The addition of a pole to the open loop transfer function pulls the root locus
Q.18
If poles lie in first quadrant, damping ratio is
Q.19
In a simple on-off controller with differential gap, the magnitude of differential gap determines
Q.20
In force current analogue, mechanical mobility is analogous to
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