Question 24-26

Summary: Q24. Describe one way in which an understanding of crystal structure has impacted on science. Outline the methods of X-ray diffraction used by the Braggs to determine the structure of crystals. Q25. Graph the results of measurements of frequency of incident radiation and photoelectron energy taken in an experiment on the photoelectric effect, including the line of best fit. Explain how the reliability of the experiment could be improved. Q26. In the context of semiconductors, explain the concept of electrons and holes.

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Items in this module

Section I Question 11 - 2002 HSC Section I Question 12 - 2002 HSC Section I Question 13 - 2002 HSC Section I Question 14 - 2002 HSC Section I Question 15 - 2002 HSC Section I Question 16 - 2002 HSC Section I Question 20 - 2002 HSC Section I Question 24 - 2002 HSC Section I Question 25 - 2002 HSC Section I Question 26 - 2002 HSC Written Paper Section I Question 12 - 2001 HSC Written Paper Section I Question 2 - 2001 HSC Written Paper Section I Question 3 - 2001 HSC Written Paper Section I Question 6 - 2001 HSC

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