# When subjected to a unit step input,the closed loop control system shown in Fig.given below will have a steady state error of

1.  -1.0

2.  -0.5

3.  0

4.  0.5

4

0

Explanation :
No Explanation available for this question

# In the GH(s) plane,the Nyquist pot of the loop transfer function G(s) H(s) =πe-0.25s/s passes through the negative real axis at the point

1.  (-0.25, j0)

2.  (-0.5, j0)

3.  (-1, j0)

4.  (-2, j0)

4

(-0.5, j0)

Explanation :
No Explanation available for this question

# If the compensated system shown in  given Fig has a phase margin of 60° at the crossover frequency of 1 rad/sec,the value of the gain K is:

1.  0.366

2.  0.732

3.  1.366

4.  2.738

4

1.366

Explanation :
No Explanation available for this question

# For the matrix ,one of the eigen values is equal to -2.Which of the following is an eigen vector

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# ,the top row of R-1 is:

1.  [5 6 4]

2.  [5 -3 1]

3.  [2  0  -1]

4.  [2  -1  1/2]

4

[5 -3 1]

Explanation :
No Explanation available for this question

# A fair coin is tossed three times in succession.If the first toss produces a head,then the probability of getting exactly two heads in three tosses is:

1.  1/8

2.  1/2

3.  3/8

4.  3/4

4

3/4

Explanation :
No Explanation available for this question

# For the function f(x) = x2e-x,the maximum occurs when x is equal to:

1.  2

2.  1

3.  0

4.  -1

4

1

Explanation :
No Explanation available for this question

# For the scalar field,the magnitude of the gradient at the point (1,3) is:

1.

2.

3.  √5

4.  9/2

4

√5

Explanation :
No Explanation available for this question

# For the equation,X(t)+3x(t)+2x(t)=5,the solution x(t) approaches the following values at t→∞

1.  0

2.  5/2

3.  5

4.  10

4

5/2

Explanation :
No Explanation available for this question

1.  3

2.  5

3.  17/2

4.  ∞

4