Engineering-materials Questions Set 48:
Which of the following fields are not present for an edge dislocation?
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In which type of defect is a foreign species present?
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Which of the following does not affect the rate of solid-state diffusion?
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Which of the following is not a zone of fatigue fracture?
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Which of the following is an example of a destructive test?
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In ductile fracture, at what angle to the tensile axis does the crack propagate outwardly to the surface of the material?
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Iron-carbon equilibrium diagram
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The ratio of the number of vacancies to the total number of lattice points for a metal near its melting temperature is of the order of 10-4. For lower temperatures, the ratio:
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The standard axial ratio for a metallic hexagonal close-packed (HCP) lattice is 2√(2/3). This ratio represents the relationship between:
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Which of the following statements about dislocations are not true?
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