Special Diodes – 1 – 9

41. The temperature coefficient of a Zener diode changes from negative to positive :

(a) Below 5 V
(b) Above 6 V
(c) Between 5 V and 6 V
(d) Exactly at 0 V

ANSWER
Answer : (c)

EXPLANATION
No answer description available for this question. Let us discuss.

42. A back diode :

(a) Is ordinary Zener diode
(b) Is used to rectify strong signals
(c) Conducts better in the forward than in the reverse directions
(d) Is used to rectify weak signals whose peak amplitudes are between 0.1 V and 0.7 V

ANSWER
Answer : (d)

EXPLANATION
No answer description available for this question. Let us discuss.

43. ……….. utilizes the cumulative multiplication principle of carriers through field induced impact ionization.

(a) Zener diode
(b) Varactor diode
(c) PIN diode
(d) Avalanche diode

ANSWER
Answer : (d)

EXPLANATION
No answer description available for this question. Let us discuss.

44. The major application of tunnel diode is :

(a) As voltage controllable device
(b) As switching device in digital circuits
(c) As oscillator
(d) As rectifier

ANSWER
Answer : (b)

EXPLANATION
No answer description available for this question. Let us discuss.

45. In Schottky barrier diode, conduction is :

(a) Entirely by electrons
(b) Entirely by holes
(c) Mainly by electrons and partially by holes
(d) Mainly by holes and partially by electrons

ANSWER
Answer : (a)

EXPLANATION
No answer description available for this question. Let us discuss.

1 2 3 4 5 6 7 8 9 10

Be a Part of The New & Next

MCQs fb  MCQs G+

Share the Knowledge

GATE Total InfoGATE 2019 BooksFree Notes
IES Total InfoIES 2019 BooksFree Mock tests
JAM Total InfoJAM 2019 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info

General Knowledge Books

McqSeries.com is an online forum for multiple choice questions. This forum would be really-really helpful for those candidates who are preparing for examination conducted by Union Public Service Commission (like Civil Services Examination, Engineering Services Examination, Special Class Railway Apprentice, National Defence Academy, Combined Defence Services, etc.), Staff Selection Commission (like Combined Graduate Level, Junior Engineer, Food Corporation of India etc.), various public sector units (like DRDO, DMRC, BARC, BSNL, ONGC, etc.), Graduate Aptitude Test in Engineering, Indian Institute of Technology Entrance Examination etc. and many other national and state level examination.

Leave a Reply

Your email address will not be published. Required fields are marked *

Shares
GATE, IES & PSUs Total Information & GuidanceCheck Here!
Copy Protected by Chetan's WP-Copyprotect.