Assignment 5 - WebCT Quiz...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: WebCT Quiz http://webct.mcmaster.ca/SCRIPT/MATLS_1M03_T2_06_newRestore/s... 1 of 4 21/03/2006 3:44 PM Assignment 5 (Ch 8 & 9) Name: BRYCE JONES Start time: March 21, 2006 3:44pm Number of questions: 11 Finish Help Question 1 (1 point) Which kind of fracture is associated with the transgranular crack propagation mechanism? a. Ductile b. Brittle c. Either ductile or brittle Save answer Question 2 (1 point) Estimate the maximum stress (in MPa) experienced in a brittle material if it is known that fracture occurs by the propagation of an elliptically shaped surface crack of length 0.179 mm and tip radius of curvature of 8.12 x10-3 mm when a tensile stress of 87.1 MPa is applied. Use decimal notation, digits after decimal: 0 Answer: Units: Save answer Question 3 (1 point) Suppose that a mechanical component on an aircraft is fabricated from an alloy that has a plane-strain fracture toughness of 45.4 MPa-m 1/2 ....
View Full Document

Page1 / 4

Assignment 5 - WebCT Quiz...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online