When a voltage V0 sin ω0 t is applied to the pure inductor, the ammeter shown in the figure reads I0. If the voltage applied is – V0 sin ω0 t + 2 V0 sin 2ω0 t + 3 V0 sin 3ω0 t + 4 V0 sin 4ω0 t the ammeter reading would be

1.  0

2.  10 I0

3.  

4.  2 I0

View Answer  
4
Correct Answer :

2 I0


Explanation :
No Explanation available for this question

In the circuit shown in the given , the switch S is open for a long time and closed at t=0. The value I at t = 0+ is

1.  -6 A

2.  -3/2 A

3.  3 A

4.  9/2 A

View Answer  
4
Correct Answer :

-6 A


Explanation :
No Explanation available for this question

The circuit shown in the given figure is steady – state with switch ‘S’ open .The switch is closed at t = 0.The values of v0(0+) and vc(∞) will be respectively

1.  2 V,0 V

2.  0 V,2 V

3.  2 V,2 V

4.  0 V,0 V

View Answer  
4
Correct Answer :

2 V,0 V


Explanation :
No Explanation available for this question

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

1.  10 + 10 e100t

2.  10 - 10 e100t

3.  10 + 10 e-100t

4.  10 - 10 e-100t

View Answer  
4
Correct Answer :

10 - 10 e-100t


Explanation :
No Explanation available for this question

In the network shown in the given figure , if the voltage V at the time considered is 20 V, then dv/dt at that time will be

1.  1 V/s

2.  2 V/s

3.  -2 V/s

4.  Zero

5.  9

6.  10

7.  11

8.  12

9.  13

View Answer  
9
Correct Answer :

11


Explanation :
No Explanation available for this question

Consider the following circuit: What is the current I in the above circuit

1.  0 A

2.  2 A

3.  5 A

4.  6 A

View Answer  
4
Correct Answer :

0 A


Explanation :
No Explanation available for this question

Figure given bellow shows a d.c resistive network and its graph is drawn aside .A’proper tree’ chosen for analyzing the network will contain the edges

1.  ab,bc,ad

2.  ab,bc,ca

3.  ab,bd,cd

4.  ac,bd,ad

View Answer  
4
Correct Answer :

ab,bc,ad


Explanation :
No Explanation available for this question

The current transfer ratio I2/I1 for the network shown in the figure is

1.  0.25

2.  0.40

3.  0.50

4.  0.75

View Answer  
4
Correct Answer :

0.25


Explanation :
No Explanation available for this question

Dual of the network shown in the figure.

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

Locus of the tip of the voltage phasor (VR) across the resistance (R) in a series RLC resonant circuit is given by

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question
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