16 Questions
What is the first critical step in the failure analysis procedure?
Detection, collect data, and describe the failure situation
What method can be used to evaluate the magnitude of stress based on the loading situation?
Metallographic examination
What does microanalysis using energy dispersive X-ray spectroscopy (SEM/EDX) analyze?
Inclusions and phases
What may be a cause of failures according to Dr. Reham Reda Abbas?
Mechanical design fault
What does 'correct design' involve according to Dr. Reham Reda Abbas?
Designing for maximum stress including safety factor
What can affect the strength of quenched and tempered materials at higher temperature?
Loss of strength
What creates gas porosity and cracks according to Dr. Reham Reda Abbas?
Welding
What may be created by cold working and forging according to Dr. Reham Reda Abbas?
Cracks, flaws, and distortion
What are the possible root causes of failures in the failure analysis procedure?
Improper material selection and fabrication defects
What is used to analyze the phases, inclusions, and corrosion products?
Energy dispersive X-ray spectroscopy (SEM/EDX)
Which of the following is NOT an example of a harsh environment that commonly induces material failure?
Low humidity environment
What is the primary process of failure analysis?
Collecting data and analyzing it to determine the root cause of a failure
Which of the following is a mechanism of failure due to overload?
Distortion
What are examples of operating conditions that frequently cause material failure?
Impact and vibration
In failure analysis, what are environmental conditions and operating loads often considered as?
Primary causes leading to material failure
What is the purpose of a failure analysis report?
To provide recommendations for improving product design
Test your knowledge of marks and hours distribution in the Mechanical Engineering Department's fourth year first term. This quiz covers topics such as exam time, lab marks distribution, and contact hours for specific chapters and contents.
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