# The root locus plot of the system having the transfer function, G(s)H(s)=has

1.  no breakway point

2.  three real breakaway point

3.  only one breakaway point

4.   one realand two complex breakaway point

4

three real breakaway point

Explanation :
No Explanation available for this question

# The function shown in the figure will have Laplace transform as

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# An open loop transfer function is given by, G(s)H(s)=It has

1.  one zer at infinity

2.  two zeros at infinity

3.  three zeros at infinity

4.   four zeros at infinity

4

three zeros at infinity

Explanation :
No Explanation available for this question

# The open-loop transfer function of a feedback control system is given by G(s)H(s)=In the root locus diagram of the system, the asymptotes of the root loci for large values of K meet a point in the s-plane. Which one of the following is the set of coordinate of that point

1.  (-1,0)

2.  (-2,0)

3.  (,0)

4.   (2,0)

4

(-2,0)

Explanation :
No Explanation available for this question

# If characterstic equation of a closed-loop system is 1+=0 then centroid at the asymptotes in root-locus will be

1.  zero

2.  2

3.  -1

4.   -2

4

-1

Explanation :
No Explanation available for this question

# The output of a linear system to a unit step input is . The system function H(s) is

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# given a unity feedback system with open-loop transfer function G(s)=The root locus plot of the system is of the form

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# Which of the following points is NOT on the root locus of a system with the open-loop transfer function G(s)H(s)=

1.  s=j

2.  s=-1.5

3.  s=-3

4.   s=-∞

4

s=-1.5

Explanation :
No Explanation available for this question

# The root-locus diagram for a closed-loop feedback system is shown in figure. The system is overdamped

1.  only if 0≤K≤1

2.  only if 1

3.  only if K>5

4.   if 0≤K5

4

if 0≤K<1 or K>5

Explanation :
No Explanation available for this question

1.

2.

3.

4.

4