Varactor Diode objective questions and answers
21. The varactor is usually
A.Unbiased
B.Reverse biased
C.Forward biased
D.In the breakdown region
✔ View Answer
B.Reverse biased
✍ Your Comments
22. The varactor is also known as
A.Epicap
B.Varicap
C.Tuning diode
D.All of the above
✔ View Answer
✍ Your Comments
23. The varactor is also known as
A.Varicap
B.Bulk diode
C.Step recovery diode
D.Auto-electronic diode
✔ View Answer
✍ Your Comments
24. The capacitance of varactor varies...........
A.Inversely with reverse voltage
B.Very slightly independent of reverse voltage
C.Independent of reverse voltage
D.Directly with reverse voltage
✔ View Answer
✍ Your Comments
25. Varactor diodes are used in FM receivers to obtain
A.Automatic frequency control
B.Automatic noise control
C.Automatic volume control
D.Automatic gain control
✔ View Answer
✍ Your Comments