Advertisements
Advertisements
प्रश्न
To get a n-type semiconductor from silicon, it should be doped with a substance with valence ______.
पर्याय
2
1
3
5
उत्तर
To get a n-type semiconductor from silicon, it should be doped with a substance with valence 5.
Explanation:
Impurity of higher group is doped to get n-type semiconductor. Thus, silicon (valency = 4) should be doped with the element with valency equal to 5.
APPEARS IN
संबंधित प्रश्न
p - type semi-conductors are made by mixing silicon with impurities of-
- germanium
- boron
- arsenic
- antimony
In a semiconductor, acceptor impurity is.................................
- antimony
- indium
- phosphorous
- arsenic
To prepare n-type semiconductor the impurity to be added to silicon should have the following number of valence electrons:
(a) 2
(b) 3
(c) 4
(d) 5
A pure semiconductor is ________.
(a) an extrinsic semiconductor
(b) an intrinsic semiconductor
(c) p-type semiconductor
(d) n-type semiconductor
What is the ratio of octahedral holes to the number of anions in hexagonal closed packed structure?
A group of 14 elements is converted into n-type semiconductor by doping it with:
In n-type semiconductor, current is carried by ____________.
Which of the following oxides behaves as conductor or insulator depending upon temperature?
Which of the following is true about the charge acquired by p-type semiconductors?
Explain why does conductivity of germanium crystals increase on doping with galium.
