AUTOMATIC CONTROL SYSTEMS QUIZ

Directly proportional to gain constant

Inversely proportional to gain constant

Independent of gain constant

Inversely proportional to bandwidth of system

Digital electrical signal

Mechanical signal

Analog or digital electrical signal

Analog electrical signal

Slotted armature

Either A or B

Surface wound armature

Surface wound with stationary rotor

Rotor

Stator

Either (a) or (b)

Partly on stator and partly on rotor

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 cannot be used to determine stability

Routh criterion can be used by substituting a small positive number for zero and completing the array

more than 1

less than 1

zero

1

Damping ratio

Uqndamped natural frequency

Both A and B

Neither A nor B

Improves steady state behavior and speeds up the transient response of the system

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

Voltage

Electrostatic energy

Magnetic flux linkage

Charge

None of these

Both A and B

The gain is increased beyond upper critical value

The gain is decreased below lower critical value