A thin triangular plate PQR forms a right angle at point Q. During deformation, point Q moves to the left by u = 1.7 mm and upward by v = 3.5 mm to new position Q'. Determine the shear strain y at corner Q' after deformation. Use c = 720 mm, a = 31°, and B = 59° ITX U P B R

A thin triangular plate PQR forms a right angle at point Q. During deformation, point Q moves to the left by u = 1.7 mm and upward by v = 3.5 mm to new position Q'. Determine the shear strain y at corner Q' after deformation. Use c = 720 mm, a = 31°, and B = 59° ITX U P B R

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.5.8P: • - 3 A rectangular plate in biaxial stress (see figure) is subjected to normal stresses u = 67 MPa...

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Question

A thin triangular plate PQR forms a right angle at point Q. During deformation, point Q moves to the left by u = 1.7 mm and
upward by v = 3.5 mm to new position Q'. Determine the shear strain y at corner Q' after deformation. Use c = 720 mm, a =
31% and 3 = 59°
Answer:
y = i
P
R
urad

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