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47 Which process is used to increase the conductivity of semiconductors? Annealing B lonization C Doping D Electrolysis

47 Which process is used to increase the conductivity of semiconductors? Annealing B lonization C Doping D Electrolysis

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
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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## Semiconductor Conductivity and Solar Power Generation ### Question 47: **Which process is used to increase the conductivity of semiconductors?** - **A.** Annealing - **B.** Ionization - **C.** Doping - **D.** Electrolysis ### Question 48: **The sun passes over how many degrees of longitude each hour as it tracks across the sky?** - **A.** 15 - **B.** 24 - **C.** 30 - **D.** 360 ### Question 49: **Using the data in this table, under which conditions will a PV module produce the MOST power?** #### Table 690.7(A) Voltage Correction Factors for Crystalline and Multicrystalline Silicon Modules **Correction Factors for Ambient Temperatures Below 25°C (77°F). Multiply the rated open-circuit voltage by the appropriate correction factor shown below:** | Temperature (°C) | Factor | Temperature (°F) | |------------------|--------|------------------| | 24 to 20 | 1.02 | 76 to 68 | | 19 to 15 | 1.04 | 67 to 59 | | 14 to 10 | 1.06 | 58 to 50 | | 9 to 5 | 1.08 | 49 to 41 | | 4 to 0 | 1.10 | 40 to 32 | | -1 to -5 | 1.12 | 31 to 23 | | -6 to -10 | 1.14 | 22 to 14 | | -11 to -15 | 1.16 | 13 to 5 | | -16 to -20 | 1.18 | 4 to -4 | | -21 to -25 | 1.21 | -5 to -13 | | -26 to -30 | 1.23 | -14 to -22 | | -31 to -35 | 1.25 | -23 to -31 | | -36 to -40 | 1.29 | -32 to -40 | #### Answer Choices: - **
Transcribed Image Text:## Semiconductor Conductivity and Solar Power Generation ### Question 47: **Which process is used to increase the conductivity of semiconductors?** - **A.** Annealing - **B.** Ionization - **C.** Doping - **D.** Electrolysis ### Question 48: **The sun passes over how many degrees of longitude each hour as it tracks across the sky?** - **A.** 15 - **B.** 24 - **C.** 30 - **D.** 360 ### Question 49: **Using the data in this table, under which conditions will a PV module produce the MOST power?** #### Table 690.7(A) Voltage Correction Factors for Crystalline and Multicrystalline Silicon Modules **Correction Factors for Ambient Temperatures Below 25°C (77°F). Multiply the rated open-circuit voltage by the appropriate correction factor shown below:** | Temperature (°C) | Factor | Temperature (°F) | |------------------|--------|------------------| | 24 to 20 | 1.02 | 76 to 68 | | 19 to 15 | 1.04 | 67 to 59 | | 14 to 10 | 1.06 | 58 to 50 | | 9 to 5 | 1.08 | 49 to 41 | | 4 to 0 | 1.10 | 40 to 32 | | -1 to -5 | 1.12 | 31 to 23 | | -6 to -10 | 1.14 | 22 to 14 | | -11 to -15 | 1.16 | 13 to 5 | | -16 to -20 | 1.18 | 4 to -4 | | -21 to -25 | 1.21 | -5 to -13 | | -26 to -30 | 1.23 | -14 to -22 | | -31 to -35 | 1.25 | -23 to -31 | | -36 to -40 | 1.29 | -32 to -40 | #### Answer Choices: - **
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