Docsity
Docsity

Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity


Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan


Guidelines and tips
Guidelines and tips

Quiz 10: Stress-Strain and Strengthening Mechanisms for GSCI 101, Spring 2001 - Prof. Bria, Quizzes of Physical Chemistry

The instructions and questions for quiz 10 in the gsci 101 course taught by dr. B. Augustine during spring 2001. The quiz covers topics related to stress-strain curves, strengthening mechanisms, and material defects.

Typology: Quizzes

Pre 2010

Uploaded on 02/13/2009

koofers-user-r2j-1
koofers-user-r2j-1 🇺🇸

10 documents

1 / 2

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
GSCI 101 Dr. B. Augustine
Spring 2001 4/16/01
Name: _______________________________
JMU ID Number: ____________________________
Quiz #10: (LAST ONE…HOORAY!) Stress-Strain, Strengthening Mechanisms
1. Sketch and label stress-strain curves for a ductile and a brittle metal (there should be 2
curves on the axis below.).
Strain
Stress
Ductile
Brittle
Elastic
Region
Plastic
Region
Yield
Fracture
Point
2. Indicate on one of the curves from the prior question the elastic region, the plastic
region, the yield point, and the fracture point.
See above
3. Name two methods of strengthening a material.
Work or strain hardening
Alloy or precipitation hardening
Grain Boundary Hardening
pf2

Partial preview of the text

Download Quiz 10: Stress-Strain and Strengthening Mechanisms for GSCI 101, Spring 2001 - Prof. Bria and more Quizzes Physical Chemistry in PDF only on Docsity!

GSCI 101 Dr. B. Augustine Spring 2001 4/16/

Name: _______________________________

JMU ID Number: ____________________________

Quiz #10: (LAST ONEÖHOORAY!) Stress-Strain, Strengthening Mechanisms

  1. Sketch and label stress-strain curves for a ductile and a brittle metal (there should be 2 curves on the axis below.).

Strain

Stress

Ductile

Brittle

Elastic

Region

Plastic

Region

Yield

Fracture

Point

  1. Indicate on one of the curves from the prior question the elastic region , the plastic region , the yield point , and the fracture point.

See above

  1. Name two methods of strengthening a material.

Work or strain hardening Alloy or precipitation hardening Grain Boundary Hardening

GSCI 101 Dr. B. Augustine Spring 2001 4/16/

  1. A tug-of-war is an example of which type of applied stress?

a. Compressive b. Tensile c. Shear d. Torsion e. Pulling

  1. Which of the following defects is primarily responsible for the weakness of materials, and strategies to strengthen materials involves slowing down or stopping the propagation of these defects?

a. Vacancies b. Grain Boundaries c. Interstitials d. Surfaces e. Dislocations

I have taken this quiz in accordance with the JMU Honor Code: __________________________ (Signature)