The intrinsic impedance of a lossy dielectric medium is given by

1.  jωμ/σ   

2.  jωε/μ

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

The minimum number of NAND gates required to implement the Boolean function is equal to

1.  zero

2.  1

3.  4

4.  7

View Answer  
4
Correct Answer :

zero


Explanation :
No Explanation available for this question

The output  of the circuit in the figure is equal to

1.  0

2.  1

3.  

4.  

View Answer  
4
Correct Answer :

0


Explanation :
No Explanation available for this question

Le h(t) be the impulse response of a linear time invariant system.Then the response of the system for any input u(t) is

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

The solution of X=A(t) X(t),is

1.  eAt.X0

2.  

3.  

4.  none of these

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

eAt can be expanded as

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

In the given figure,A1,A2 and A3 are ideal ammeters. If A2 and A3 read 3A and 4A respectively, then A1 should read

1.  1A

2.  5A

3.  7A

4.  none of these

View Answer  
4
Correct Answer :

5A


Explanation :
No Explanation available for this question

In the circuit of the given figure,assume that the diodes are ideal and the meter is an average indicating ammeter will read  

1.  0.4√2 A

2.   0.4A

3.  0.8A/π

4.  0.4/π

View Answer  
4
Correct Answer :

0.4/π


Explanation :
No Explanation available for this question

The number of independent loops for a network with n nodes and b branches is

1.  n-1

2.  b-n

3.  b-n+1

4.   independent of the number of nodes

View Answer  
4
Correct Answer :

b-n+1


Explanation :
No Explanation available for this question

A lossless transmission line having 50Ω characteristic impedence and length λ/4 is short circuited at one end and connected to an ideal voltage source of 1 V at the other end.The current drawn from the voltage source is

1.  0

2.   0.02A

3.  ∞

4.   none of these

View Answer  
4
Correct Answer :

0


Explanation :
No Explanation available for this question
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