Semiconductor Materials – 3 – 9

141. A reverse biased pn junction has resistance of the ……..

(a) order of Ω
(b) order of kΩ
(c) order of MΩ
(d) none of the above

ANSWER

EXPLANATION

142. The leakage current across a pn junction is due to ……..

(a) minority carriers
(b) majority carriers
(c) junction capacitance
(d) none of the above

ANSWER

EXPLANATION

143. When the temperature of an extrinsic semiconductor is increased, the pronounced effect is on ……..

(a) junction capacitance
(b) minority carriers
(c) majority carriers
(d) none of the above

ANSWER

EXPLANATION

144. With forward bias to a pn junction, the width of depletion layer ……..

(a) decreases
(b) increases
(c) remains the same
(d) none of the above

ANSWER

EXPLANATION

145. The leakage current in a pn junction is of the order of ……..

(a) A
(b) mA
(c) kA
(d) microA

ANSWER

EXPLANATION

1 2 3 4 5 6 7 8 9 10

Be a Part of The New & Next

MCQs fb  MCQs G+

Share the Knowledge

Leave a Reply

Your email address will not be published.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

Shares
Copy Protected by Chetan's WP-Copyprotect.