Explore topic-wise MCQs in Testing Subject.

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1.	The root locus diagram has loop transfer function G(s)H(s) = K/ s(s+4)(s2+4s+5) has
A.	No breakaway points
B.	Three real breakaway points
C.	Only one breakaway points
D.	One real and two complex breakaway points
Answer» C. Only one breakaway points

Discussion

2.	The characteristic equation of a feedback control system is given bys3+5s2+(K+6)s+K=0. In the root loci diagram, the asymptotes of the root loci for large K meet at a point in the s plane whose coordinates are:
A.	(2,0)
B.	(-1,0)
C.	(-2,0)
D.	(-3,0)
Answer» D. (-3,0)

Discussion

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Explore topic-wise MCQs in Testing Subject.

The root locus diagram has loop transfer function G(s)H(s) = K/ s(s+4)(s2+4s+5) has

The characteristic equation of a feedback control system is given bys3+5s2+(K+6)s+K=0. In the root loci diagram, the asymptotes of the root loci for large K meet at a point in the s plane whose coordinates are: