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a b.) с The conductivity of a pure semiconductor is due to: al 02 @ 3 4 a 5 A pure semiconductor is a good conductor when the temperature is: a a 2 a 3 4 a 5 electrons holes positive ions of the N regions and electrons electrons and holes positive ions of the P regions and holes 2 a 3 4 5 very high very low absolute zero when ranging between 0 and 25 °K it is not affected by temperature AP type semiconductor is obtained by adding impurities such as: al those belonging to group V of the periodic table of the elements those belonging to the group III of the periodic table of the elements antimony only gallium only boron in the proportion of 25 %, and arsenic as 75 %

a b.) с The conductivity of a pure semiconductor is due to: al 02 @ 3 4 a 5 A pure semiconductor is a good conductor when the temperature is: a a 2 a 3 4 a 5 electrons holes positive ions of the N regions and electrons electrons and holes positive ions of the P regions and holes 2 a 3 4 5 very high very low absolute zero when ranging between 0 and 25 °K it is not affected by temperature AP type semiconductor is obtained by adding impurities such as: al those belonging to group V of the periodic table of the elements those belonging to the group III of the periodic table of the elements antimony only gallium only boron in the proportion of 25 %, and arsenic as 75 %

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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B01.2 QUESTIONS ON THIS CHAPTER C a رها The conductivity of a pure semiconductor is due to: al electrons. 2 □ 3 04 □5 al 02 3 04 5 A pure semiconductor is a good conductor when the temperature is: □ 2 □3 4 5 AP type semiconductor is obtained by adding impurities such as: al LESSON BOI: INTRODUCTION TO SEMICONDUCTORS 2 holes positive ions of the N regions and electrons electrons and holes positive ions of the P regions and holes □ 3 04 5 very high very low ol □ 2 □ 3 4 □5 absolute zero when ranging between 0 and 25 °K it is not affected by temperature An N type semiconductor is obtained by adding impurities such as: those belonging to group III of the periodic table of the elements al phosphorus only those belonging to group V of the periodic table of the elements those belonging to the group III of the periodic table of the elements antimony only gallium only boron in the proportion of 25 %, and arsenic as 75 % boron only aluminum and antimony together at 50% those belonging to group V of the periodic table of the elements Does a doped semiconductor have a higher conductivity than a pure semiconductor? no yes, but only at a temperature of 0 °K yes, but only if it is doped with N type impurities yes none of the above is correct 5
Transcribed Image Text:B01.2 QUESTIONS ON THIS CHAPTER C a رها The conductivity of a pure semiconductor is due to: al electrons. 2 □ 3 04 □5 al 02 3 04 5 A pure semiconductor is a good conductor when the temperature is: □ 2 □3 4 5 AP type semiconductor is obtained by adding impurities such as: al LESSON BOI: INTRODUCTION TO SEMICONDUCTORS 2 holes positive ions of the N regions and electrons electrons and holes positive ions of the P regions and holes □ 3 04 5 very high very low ol □ 2 □ 3 4 □5 absolute zero when ranging between 0 and 25 °K it is not affected by temperature An N type semiconductor is obtained by adding impurities such as: those belonging to group III of the periodic table of the elements al phosphorus only those belonging to group V of the periodic table of the elements those belonging to the group III of the periodic table of the elements antimony only gallium only boron in the proportion of 25 %, and arsenic as 75 % boron only aluminum and antimony together at 50% those belonging to group V of the periodic table of the elements Does a doped semiconductor have a higher conductivity than a pure semiconductor? no yes, but only at a temperature of 0 °K yes, but only if it is doped with N type impurities yes none of the above is correct 5
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