The addition of a zero to the open loop transfer function

Electronics and Communication Engineering (ECE) : Automatic Control Systems - Quiz(MCQ)

pulls the root locus to the left and makes the system more stable

pulls the root locus to the right and makes the system less stable

Either (A) or (B)

Neither (A) nor (B)

Correct Answer : Option (A) : pulls the root locus to the left and makes the system more stable

Recently Updated in Automatic Control Systems Questions

Q .

For a quadratic factor in denominator of transfer function the phase angle at corner frequency (in Bode phase angle plot)

is +90°

is -90°

depends on the damping factor

None of the above

Correct Answer : Option (B) : is -90°

Q .

The response to sinusoidal excitation can be found by

setting s = jω in the network function

setting s = -jω in the network function

taking inverse transform of network function

None of the above

Correct Answer : Option (A) : setting s = jω in the network function

Q .

The resolution of a wire wound potentiometer is about

0.1%

0.001%

Correct Answer : Option (C) : 0.1%