1.  To increase the sensitivity of measurement

2.  To transmit the signal to a far-off place

3.  To study amplitude modulation

4.  Because crystal detector fails at microwave frequencies

4
Correct Answer :

Because crystal detector fails at microwave frequencies


Explanation :
No Explanation available for this question

1.  null vector

2.  

3.  

4.  

4
Correct Answer :

null vector


Explanation :
No Explanation available for this question

1.  3

2.  4

3.  6

4.  7

4
Correct Answer :

4


Explanation :
No Explanation available for this question

1.  1 resistance

2.  1 ? resistance in parallel with 1 H inductance

3.  1 ? resistance in series with 1 F capacitor

4.  1 ? resistance in parallel with 1 F capacitor

4
Correct Answer :

1 ? resistance in series with 1 F capacitor


Explanation :
No Explanation available for this question

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