# The region of convergent (ROC) for the sequence X[n]=bnu(n)+b-nu(-n-1) is

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# In the network shown below, there is no initial condition across L and C. The switch is closed at t=0. The IL1(0+) is

1.  (1/3) A

2.   0 A

3.   (1/3) A

4.  (1/4) A

4

0 A

Explanation :
No Explanation available for this question

# The switch ‘S’ in the circuit is kept open for a long time, before it is closed at t=0. The values of VL(0+) and IL(0+) are

1.  60V, -0.3A

2.  150V, 0A

3.  0V, .3A

4.  90V, -0.3A

4

60V, -0.3A

Explanation :
No Explanation available for this question

# The value of iL1(∞) will be

1.  (1/3) A

2.  (1/2) A

3.   0 A

4.  (1/4) A

4

(1/3) A

Explanation :
No Explanation available for this question

# The value of Vc(0+) will be

1.  0 V

2.  (2/3) V

3.   1 V

4.  (3/2) V

4

0 V

Explanation :
No Explanation available for this question

# The value of Vc(∞) will be

1.  1 V

2.   (2/3) V

3.  0 V

4.   (3/2) V

4

(2/3) V

Explanation :
No Explanation available for this question

# The response of circuit drawn above is The transfer function of the system is

1.   S2/S2+2S+100

2.   S2+2S/ S2+2S+100

3.  S+10/ S2+2S+100

4.  S/ S2+2S+100

4

S/ S2+2S+100

Explanation :
No Explanation available for this question

# For the circuit given in the figure V0=2V and inductor is initially relaxed. The switch S is closed at t=0. The value of V at t=0+ is

1.  3 V

2.   2 V

3.   0.5 V

4.   0.25 V

4

2 V

Explanation :
No Explanation available for this question

# For the circuit shown below steady state is reached with S open. S is closed at t-0. The value of VL(0+) is

1.   0

2.  6

3.  -6

4.   2

4

-6

Explanation :
No Explanation available for this question

1.  2 e-tu(t)

2.  1/2e-2tu(t)

3.  e-2tu(t)

4.  e-tu(t)

4