Home / PN Junction Diode – 1 – 4

PN Junction Diode – 1 – 4

16. Match list I and list II and select the correct one using the codes given below :
            List I                                                               List II
            P. Resistance                                            1. Current noise
            Q. Diode                                                    2. Partition noise
            R. Triode                                                   3. Shot noise
           S. PN junction                                           4. Johnson noise

(a) P- (4), Q – (1), R- (2), S- (3)
(b) P- (2), Q – (3), R- (1), S- (4)
(c) P- (1), Q – (2), R- (3), S- (4)
(d) P- (4), Q – (3), R- (2), S- (1)

Answer
Answer : (d)

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

17. Capacitive effects are exhibited by PN junctions when they are :

(a) Forward biased
(b) Reverse biased
(c) Either forward or reverse biased
(d) Neither forward nor reverse biased

Answer
Answer : (c)

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

18. What is the type of capacitance effect exhibited by the PN junction, when it is reverse biased ?

(a) Transition capacitance
(b) Diffusion capacitance
(c) Space charge capacitance
(d) Drift capacitance

Answer
Answer : (b)

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

19. In a PN junction, the density of carriers is …….. near the junction and decays ………. with distance.

(a) Low, linearly
(b) High, linearly
(c) Low, exponentially
(d) High, exponentially

Answer
Answer : (d)

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

20. If CT= space change capacitance and CD= storage capacitance of PN junction diode, then :

(a) CT= CD
(b) CT> CD
(c) CT< CD
(d) CT= CD =∞

Answer
Answer : (c)

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

1 2 3 4 5 6 7 8 9

General Knowledge Books

Be a Part of the New & Next

MCQs fb  MCQs G+

Share the Knowledge

MORE INFORMATION
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
Copy Protected by Chetan's WP-Copyprotect.