# Mean of the numbers 0,1,2,3,…n with respective weight nC0,nC1,nC2,..,nCn is

1.  2n/n+1

2.  2n+1/n+1

3.  n/2

4.  none of these

4

n/2

Explanation :
No Explanation available for this question

# A transfer function G(s) has the pole-zero plot as shown in the given figure. Given that the steady state gain is 2, the transfer function G(s) will be given by

1.

2.

3.

4.

4 Explanation :
No Explanation available for this question

# If the open-loop transfer function is a ratio of a numerator polynomial of degree ‘m’ and a denominator polynomial of defree ‘n’, then the integer(n-m) represents the number of

1.  Break-away points

2.  Unstable poles

3.  Separate root loci

4.   Asyntotes

4

Asyntotes

Explanation :
No Explanation available for this question

# Given the relationship between the input u(t) and the output y(t) to be The transfer function Y(s)/U(s) is

1.

2.

3.

4.

4 Explanation :
No Explanation available for this question

# The transfer function d(s) to y(s) is

1.

2.

3.

4.

4 Explanation :
No Explanation available for this question

# The addition of open loop zero pulls the root-loci towards

1.  The left and therefore system becomes more stable

2.  The right and therefore sysyem becomes unstable

3.  Imaginary axis and therefore system becomes marginally stable

4.   The left ans therefore system becomes unstable

4

The left and therefore system becomes more stable

Explanation :
No Explanation available for this question

# . For the Nichols plot shown, the system is

1.  Unstable

2.  Stable

3.  Overdamped

4.  Critically stable

4

Stable

Explanation :
No Explanation available for this question

# Which of the following is the response of a spring-mass-damper with under-damping

1.

2.

3.

4.

4 Explanation :
No Explanation available for this question

# A linear time-invariant system initially at rest, when subjected to a unit-step input, gives a response y|t|=te-t, t>0. The transfer function of the system is

1.

2.

3.

4.

4 Explanation :
No Explanation available for this question

1.  10

2.  20

3.  40

4.  80

4