Find Va in the given circuit w.r.t ground

1.  -0.533

2.  -0.2

3.  4.03

4.  -0.267

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4
Correct Answer :

-0.533


Explanation :
No Explanation available for this question

An amplifier has AV=1000100. Determine feedback needed (β) to keep gain within 0.1%

1.  0.5

2.  -0.1

3.  0.1

4.  1

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4
Correct Answer :

0.1


Explanation :
No Explanation available for this question

A Si P*-n junction has a donor doping of 5*1015cm-3 on the n -side and a cross section area of 103 cm2 caluclate the current with the forward bias of 0.5V at 270 C

1.  

2.  

3.  

4.  Data insufficient

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4
Correct Answer :


Explanation :
No Explanation available for this question

It is to be intended that both network are identical w.r.t. terminal ab. L1=2H, L2=3H, L3=6H C2=(1/3)F, C3=(1/6)F, C1=(1/2)F L=1H Then what will be the value of C

1.  1F

2.  2F

3.  (1/2)F

4.  None of these

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4
Correct Answer :

1F


Explanation :
No Explanation available for this question

The electron injection efficiency at Xp=0 will be

1.  4%

2.  3%

3.  2%

4.  1%

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4
Correct Answer :

4\%


Explanation :
No Explanation available for this question

The hole injection efficiency at Xn =0 will be

1.  99%

2.  98%

3.  97%

4.  96%

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4
Correct Answer :

96\%


Explanation :
No Explanation available for this question

An amplifier has AV=1000100.find Avf

1.  100

2.  1

3.  0.1

4.  10

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4
Correct Answer :

10


Explanation :
No Explanation available for this question

What is value of i

1.  1.5A

2.  0.5A

3.  1A

4.  2A

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4
Correct Answer :

1.5A


Explanation :
No Explanation available for this question

In the network shown below find value Vx

1.  8/9

2.  4/9

3.  -4/9

4.  -8/9

View Answer  
4
Correct Answer :

8/9


Explanation :
No Explanation available for this question

The Fermi function is given as

1.  

2.  

3.  exp(E-Ef/KT)

4.  exp[-(E-Ef/KT)]

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4
Correct Answer :


Explanation :
No Explanation available for this question
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