The phase angle of the current ‘I’ with respect to the voltage V1 in the circuit shown in figure is

1.   00

2.  450

3.  -450

4.  -900

View Answer  
4
Correct Answer :

-900


Explanation :
No Explanation available for this question

A series R-L-C circuit, consisting of R=10 is connected across an ac supply of 100V (r.m.s). The magnitude and phase angle (with respect to supply voltage) of the voltage across the inductive coil are respectively

1.  100V, 900

2.  100, -900

3.  200V, -900

4.  200V, 900

View Answer  
4
Correct Answer :

200V, 900


Explanation :
No Explanation available for this question

What will be the differential equation in loop-2

1.  

2.  

3.  

4.  None of these

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

In the circuit shown below, a 100V sinusoidal (rms) voltage source is applied across a RLC circuit, find the line current

1.  1.2

2.  2.4

3.  1.2

4.  2.4

View Answer  
4
Correct Answer :

1.2<48.40


Explanation :
No Explanation available for this question

If X(t) is the linear input to a linear network whose impulse response known, then if the input is applied at t=λ, then output y(t) will be (* denotes convolution)

1.   y(t)=X(t)*h(t)

2.  y(t)=X(t-λ)*h(t)

3.  y(t)=X(λ)*h(t-λ)

4.   y(t)=X(t)*h(t)

View Answer  
4
Correct Answer :

y(t)=X(t-λ)*h(t)


Explanation :
No Explanation available for this question

In the circuit shown below, find

1.  -10A/S

2.   -10A/S2

3.   +10A/S

4.   +10A/S2

View Answer  
4
Correct Answer :

-10A/S2


Explanation :
No Explanation available for this question

The final value of L-1(2S+1/S4+8S3+16S2+S) is

1.   Infinity

2.  2

3.  1

4.   Zero

View Answer  
4
Correct Answer :

1


Explanation :
No Explanation available for this question

The unit impulse response of a system is c(t)=0.5e-t/3. Its T.F. is

1.  1/S+3

2.  1.5/3S+1

3.  3/3S+1

4.  3/S+3

View Answer  
4
Correct Answer :

1.5/3S+1


Explanation :
No Explanation available for this question

What is

1.   5A

2.   10A

3.  13A

4.  17A

View Answer  
4
Correct Answer :

5A


Explanation :
No Explanation available for this question

The trigonometric Fourier series of an even function of time does not have

1.  The dc term

2.   Cosine term

3.  Sine term

4.  Odd harmonic terms

View Answer  
4
Correct Answer :

Sine term


Explanation :
No Explanation available for this question
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