Match List-I with List-II and select the correct answer using codes given below. List-I List-II a. Resistance 1. M-1L-2T4I2 b. Inductance 2. ML2T-2I-2 c. Capacitance 3. ML2T-3I-2

1.  a-1,b-2,c-3

2.  a-2,b-1,c-3

3.  a-2,b-3,c-1

4.  a-3,b-2,c-1

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4
Correct Answer :

a-3,b-2,c-1


Explanation :
No Explanation available for this question

If Z1, Z2,Z3 are input impedances of CE ,CB and CC, then

1.  Z1>Z2>Z3

2.  Z1>Z3>Z2

3.  Z3>Z1>Z2

4.  Z3>Z2>Z1

View Answer  
4
Correct Answer :

Z1>Z3>Z2


Explanation :
No Explanation available for this question

The effective resistance between the terminals A and B in the circuit is

1.  R

2.  R-1

3.  R/2

4.  (6/11) R

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4
Correct Answer :

R/2


Explanation :
No Explanation available for this question

The resistance across AB is

1.  2.47

2.  3

3.  5.47

4.  1.35

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4
Correct Answer :

1.35


Explanation :
No Explanation available for this question

The current through the (2+j2)branch is

1.  25/22+j17

2.  (50/17)A

3.  (22/22+j17)A

4.  25A

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4
Correct Answer :

25/22+j17


Explanation :
No Explanation available for this question

The resonant frequency of the series circuit is

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

In a uniformly doped GaAs junction at T=300k at Zero bias only 20% of total space charge region is to be in p region .The built in potential barrier is Vbi=1.20v.The majority carrier concentration in n region is

1.  41016 cm-3

2.  41022 cm-3

3.  11022 cm-3

4.  11016 cm-3

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4
Correct Answer :

11016 cm-3


Explanation :
No Explanation available for this question

At low frequencies, the impedence of a series R-L-C circuit is

1.  Capacitive

2.  Inductive

3.  Resistive

4.  Cannot be determined

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4
Correct Answer :

Capacitive


Explanation :
No Explanation available for this question

A diode has reverse saturation current Is=10-18A and non ideality factor =1.05 the diode current is 70A, then diode voltage at T=300K is

1.  0.63V

2.  0.87 V

3.  0.54V

4.  0.93V

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4
Correct Answer :

0.87 V


Explanation :
No Explanation available for this question

For a ideal diode operating in forward bias, change In diod, voltage required for a 10 times increase diode current is

1.  83 mV

2.  59 mV

3.  60 mV

4.  62.10 mV

View Answer  
4
Correct Answer :

59 mV


Explanation :
No Explanation available for this question
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