5555555555
99. For a forward-biased diode, the barrier potential ________ as temperature increases.
(a) decreases
(b) remains constant
(c)
(d)
| Subject Name : Electronics Engineering |
| Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT |
| Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant |
| Electronics & Communication Engineering Books
|
| GATE 2023 Total Info | ENGG DIPLOMA | UGC NET Total Info |
| IES 2023 Total Info | PSUs 2022 Total Info | CSIR UGC NET Total Info |
| JAM 2023 Total Info | M TECH 2023 Total Info | RAILWAY 2022 Total Info |
Related Posts
555555555592. As the forward current through a silicon diode increases, the voltage across the diode (a) increases to a 0.7 V maximum. (b) decreases. (c) is relatively constant. (d) decreases and then increases.- 555555555563. How many terminals does a diode have? (a) 1 (b) 2 (c) 3 (d) 4
- Semiconductor Materials » Exercise - 4 151. The addition of a very small quantity of aluminium to a silicon or germanium crystal makes it : (a) A good conductor (b) A good insulator (c) P-type semiconductor (d) N-type semiconductor 152. An intrinsic semiconductor at the absolute zero of temperature : (a) Behaves like a semiconductor (b) Behaves like an insulator (c) Has a few free electrons and same number of holes (d) Has a large number of holes and a few electrons 153. In a substance the conduction band and valence band are separated by a energy gap of the order of 1 eV, and there are at room temperature as money electrons in the conduction band as holes in the valence band. The substance is : (a) An intrinsic semiconductor (b) A p-type semiconductor (c) A N-type semiconductor (d) A doped semiconductor 154. The majority carriers of electricity in a p-type semiconductor are : (a) Free electrons (b) Holes (c) Both electrons and holes (d) Free ions 155. N-type semiconductor is obtained when silicon or germanium is doped by : (a) Phosphorus (b) Boron (c) Aluminium (d) Gallium 156. A p-type semiconductor is : 1. A silicon crystal doped with arsenic impurity. 2. A silicon crystal…
- 555555555585. The reverse-bias current ________ with the increase of temperature. (a) decreases (b) increases (c) remains the same (d) None of the above
- PN Junction Diode » Exercise - 122. Barrier potential of PN junction decreases as temperature : (a) Increases (b) Decreases (c) Remains constant (d) Increases & then decreases