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Automatic Control Systems
Transport lag usually exists in
Hydraulic systems and thermal systems
Thermal systems
Pneumatic systems
Thermal, hydraulic and pneumatic systems
Hydraulic systems and thermal systems
Thermal systems
Pneumatic systems
Thermal, hydraulic and pneumatic systems
Answer
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Related Question
Automatic Control Systems
If any term in the first column of a Routh array becomes zero, then
Routh criterion cannot be used to determine stability
Routh criterion can be used by substituting a small negative number for zero and complet-ing the array
Routh criterion can be used by substituting a big positive number for zero and completing the array
Routh criterion can be used by substituting a small positive number for zero and completing the array
Routh criterion cannot be used to determine stability
Routh criterion can be used by substituting a small negative number for zero and complet-ing the array
Routh criterion can be used by substituting a big positive number for zero and completing the array
Routh criterion can be used by substituting a small positive number for zero and completing the array
Answer
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Automatic Control Systems
The relative stability of a system is given by
Phase margin alone
Both phase and gain margins
Either (a) or (b)
Gain margin alone
Phase margin alone
Both phase and gain margins
Either (a) or (b)
Gain margin alone
Answer
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Automatic Control Systems
The permanent magnet field system of brushless dc servo- motor is generally on
Rotor
Partly on stator and partly on rotor
Either (a) or (b)
Stator
Rotor
Partly on stator and partly on rotor
Either (a) or (b)
Stator
Answer
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Automatic Control Systems
A lag compensator
Speeds up the transient response of the system
Improves steady state behavior and speeds up the transient response of the system
Improves steady state behavior of the system
Improves steady state behavior and preserves the transient response of the system
Speeds up the transient response of the system
Improves steady state behavior and speeds up the transient response of the system
Improves steady state behavior of the system
Improves steady state behavior and preserves the transient response of the system
Answer
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Automatic Control Systems
In force current analogue, mechanical mobility is analogous to
Reactance X
Impedance Z
Admittance Y
Conductance G
Reactance X
Impedance Z
Admittance Y
Conductance G
Answer
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