# In the circuit shown in the given figure S is open for a long time and steady state is reached. S is closed at t=0. The current I at t=0+ is

1.  4A

2.   3A

3.  2A

4.   1A

4

4A

Explanation :
No Explanation available for this question

# Which one of the following systems is non-linear

1.  y(t)=2X9t-1)-3X(t-2)+X(t-3)

2.  y(t)=5X(t)

3.  y(t)=2X(t-1)-X(t-2)-X(t-4)

4.  y(t)=2X9t)+3.6

4

y(t)=2X9t)+3.6

Explanation :
No Explanation available for this question

# What will be the differential equation for loop-1

1.  2i1-i2+-2=V(t)

2.  2i1-i2+-2i3=V(t)

3.  2i1-3i2-+2=V(t)

4.  None of these

4

None of these

Explanation :
No Explanation available for this question

# The z-transform of a ramp nu(n) is

1.  Tz/ (z-1)2

2.  z/ (z+1)2

3.   Tz/z-1

4.  z/ (z-1)2

4

z/ (z-1)2

Explanation :
No Explanation available for this question

# The circuit shown in the given figure is in steady-state with switch ‘S’ open. The switch is closed at t=0. The values of Vc(0+) and Vc() will be respectively

1.  2V, 0V

2.  0V, 2V

3.   2V, 2V

4.   0V, 0V

4

2V, 0V

Explanation :
No Explanation available for this question

# After closing the switch ‘S’ at t=0, the current i(t) at ny instant ‘t’ in the network shown in the figure below will be

1.  10+10e100t

2.  10-10e100t

3.  10+10e-100t

4.   10-10e-100t

4

10-10e-100t

Explanation :
No Explanation available for this question

# What will be the differential equation for loop-2

1.  i2-i1+=0

2.  i2-i1+2=0

3.  i1-i2+2=0

4.  None of these

4

None of these

Explanation :
No Explanation available for this question

# The values of Vc(t) is

1.  4.852e-0.75(t-1)V

2.  4.852V

3.  8e-0.5tV

4.  2e-0.51V

4

4.852e-0.75(t-1)V

Explanation :
No Explanation available for this question

# The values of ic(t) is

1.  -1.213A

2.   -2e-0.5tA

3.  -1.82e-0.75(t-10)A

4.  -4.852e-0.75(t-1)A

4

-1.82e-0.75(t-10)A

Explanation :
No Explanation available for this question

1.  A

2.  A/2

3.  A/3

4.  A/6

4