Under plane stress condition, the strain in the direction perpendicular to the plane is zero. Which of the above statements are correct?
A. 2 only
B. 1 and 2
C. 2 and 3
D. 1 and 3
Answer:D
Under plane stress condition, the strain in the direction perpendicular to the plane is zero. Which of the above statements are correct?
A. 2 only B. 1 and 2 C. 2 and 3 D. 1 and 3